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Posted to user@guacamole.apache.org by bferrell <bf...@fastmail.fm> on 2020/02/14 21:16:42 UTC

Error 114 in gaucd?

I used Mystic's  install script
<https://github.com/MysticRyuujin/guac-install>   to get Guacamole running
in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
when I try to RDP it drops to black, tries to connect, and then fails with a
"you have been disconnected message".  When I look at my syslog I see this.


Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
"rdp"
Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
Defaulting to security mode negotiation with server.
Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
(1 users now present)
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
0x0004
Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
guacd*[55899f077000+7000]
Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.



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Re: Error 114 in gaucd?

Posted by Andrew Sedlak <as...@glux.com.au>.
I can confirm that disabling wddm fixes the issue and I can now connect via guacamole 1.1.0 to a windows 10.1909 session.

⁣Have a great day,
Andrew​

On 17 Feb. 2020, 16:00, at 16:00, ivanmarcus <iv...@yahoo.com> wrote:
>Brett (and Andrew),
>
>It does seem there's some RD issues with Win10 1903 vs 1809, although 
>they're meant to be addressed by now.
>
>If you've still got the 18.04 VM running with Guacamole 1.1.0 you could
>
>try disabling "use WDDM graphics display driver for remote desktop 
>connection" in the Win10 machine?
>
>This should be available via Group Policy Editor:
>
>-Local Computer Policy
>-Computer Configuration
>-Administrative Templates
>-Windows Components
>-Remote Desktop Services
>-Remote Session Environment
>
>It could be a complete red herring, but if it were me I'd spend a
>couple 
>of minutes trying it out.
>
>As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas 1.1.0 
>utilises the new FreeRDP 2. I believe this is still in beta; maybe 
>there's some issues still to be resolved and although I didn't see any 
>from a cursory inspection it might be worth a more in-depth check?
>
>
>On 17/02/2020 4:29 p.m., Brett Ferrell wrote:
>> All: I just finished setting up a 16.04 with 1.0.0 and it works fine 
>> (Yah!).  Not sure if the issue is with 18.04 or 1.1.0 yet.  I will 
>> look back around and try 1.0.0 on 18.04 at some point and report 
>> back.  I'd rather be on 18.04, and I a hunch it's something to do
>with 
>> 1.1.  We'll see.
>>
>>
>> -- 
>> Brett Ferrell
>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>
>>
>>
>>
>> On Sun, Feb 16, 2020, at 8:20 PM, Andrew Sedlak wrote:
>>> Hi all,
>>> I ran into the exact same issue and found the following RDP
>weirdness 
>>> with Guacamole 1.1.0
>>> Connecting to Windows 7 machines posed no issues.
>>> Connecting to a Windows 2012R2 posed no issues.
>>> Connecting to Windows 10 (1809) posed no issues.
>>> However once I upgraded that particular windows 10 machine to 1903, 
>>> the issue began.
>>> I tested both a physical and VM with same results. 1809 worked fine,
>
>>> 1903 gave the error.
>>> Have a great day,
>>> Andrew
>>> On 17 Feb. 2020, 11:12, at 11:12, ivanmarcus 
>>> <iv...@yahoo.com.invalid> wrote:
>>> >Here's an abridged version of what we do for the Win machines:
>>> >
>>> >
>>> >Use secpol, set to not display last username
>>> >
>>> >Set account lockout threshold, duration and counter
>>> >
>>> >Allow connections from any version of RD
>>> >
>>> >Regedit:
>>> > [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal
>>> >Server\WinStations\RDP-Tcp]
>>> >???SecurityLayer???=dword:00000001
>>> >
>>> >As we use WOL there's also some power management stuff to set.
>>> >
>>> >
>>> >Guacacmole I've previously described. FYI I don't set the sim
>>> >connection, nor do I set authentication detail (users first log
>into
>>> >Guacamole, then need to enter their Win user/pass).
>>> >
>>> >This works fine, however I did have a similar issue to what you
>>> >describe
>>> >with another client (Remmina worked, Win RDP client worked fine,
>but
>>> >Guacamole wouldn't) and although I no longer recollect the error
>number
>>> >
>>> >in the end it turned out to be some specific security policy they'd
>>> >implemented on the Winboxen.
>>> >
>>> >As I wasn't too involved in that side of it I can't be any more
>>> >specific
>>> >but the above may be enough for you to get it operational anyway?
>>> >
>>> >
>>> >
>>> >On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
>>> >> Yea, I've tried with and without NLA enabled on the target, and
>have
>>> >> turned on ignore cert in gauc.  Remmina seems only to have 32bit
>>> >> color, negotiate security, and sound off, and it connects fine.
>I'm
>>> >> sure I'm doing something wrong, but just in case someone sees it
>when
>>> >
>>> >> I don't.  I really do appreciate the input.
>>> >>
>>> >>   * MacOS RDP connects fine
>>> >>   * Remmina on GuacVM connects fine
>>> >>
>>> >>
>>> >>   * NLA is disabled on Win10 target
>>> >>   * Guac-have checked IP and port (actual doesn't seem to care if
>>> >port
>>> >>     is blank)
>>> >>   * Guac-have checked to 'ignore cert' (it does seem to need
>this)
>>> >>   * Guac-have set to 32b color (doesn't seem to care about this)
>>> >>   * Guac-have checked pass/user (it clearly breaks with a bad
>pass)
>>> >>   * Guac-have selected RDP protocol/location root
>>> >>   * Guac-have set simultaneous connections to 10/10
>>> >>   * Guac-security method, have tried blank/any/and NLA (when NLA
>was
>>> >>     turned on on Win10)
>>> >>   * Guac-everything else is blank
>>> >>   * Guac-log seems to connect briefly before the error 14 in
>guacd
>>> >>   * Guac-SSH protocol connects fine
>>> >>
>>> >>
>>> >> Any RDP connection ends with ERROR 14. I think I'll try spinning
>up
>>> >a
>>> >> Ubuntu 16 VM to see if it acts different.  Very odd and annoying.
>>> >>
>>> >>
>>> >> --
>>> >> Brett Ferrell
>>> >> bferrell@fastmail.fm <ma...@fastmail.fm>
>>> >>
>>> >>
>>> >>
>>> >>
>>> >> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
>>> >>>
>>> >>> Ok, sorry, I've never had that error and not knowing what had
>>> >>> transpired during the script install thought it may have been
>>> >>> something to do with that...
>>> >>>
>>> >>> However, given you've utilised the steps I posted, and I know
>for
>>> >>> sure that works for Win10, you may simply find it's a matter of
>>> >>> setting the correct parameters in Guacamole and/or the Win10
>box.
>>> >>>
>>> >>> Other than the requisite IP address and port etc my Guacamole is
>set
>>> >
>>> >>> only to "ignore server certificate" (and one or two other things
>>> >>> regarding font smooting and colour depth). Try setting that if
>you
>>> >>> haven't already.
>>> >>>
>>> >>> Unfortunately the notes I have for my Win7/10 clients aren't to
>hand
>>> >
>>> >>> at present, so I can't be sure if there's anything else we do,
>but
>>> >if
>>> >>> that doesn't work you could try disabling NLA on the Win10 box
>to
>>> >see
>>> >>> if that sorts it out.
>>> >>>
>>> >>>
>>> >>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>>> >>>> Ivan,
>>> >>>>
>>> >>>> Thanks, I just spun a fresh VM and ran through your steps
>(starting
>>> >
>>> >>>> with the 1:18 am posting), and everything seemed to go OK, but
>I
>>> >>>> still get the ERROR 14 connecting to my Win10 VMs.
>>> >>>>
>>> >>>> So, probably my other setup is/was working OK, and there's
>>> >something
>>> >>>> odd in my (Win10) configuration, but I can't think of what it
>might
>>> >
>>> >>>> be.  As I say, I can RDP with the MS Mac client and Remmina
>(which
>>> >>>> is totally vanilla) from the guac VM, so I know the client can
>>> >work,
>>> >>>> and both of my Guac vms are throwing this error.  I'm sure that
>>> >>>> should be telling me something, but I have no idea what it is.
>>> >>>>
>>> >>>>
>>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for
>>> >>>>> protocol "rdp"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is
>>> >>>>> "$ed6a7ee8-e082-4dfb-be73
>>> >>>>> -9cdd920d080f"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode
>specified.
>>> >>>>> Defaulting to
>>> >>>>> security mode negotiation with server.
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: User
>>> >>>>> "@7866772d-d299-4583-b95f-b87d1682598
>>> >>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f"
>(1
>>> >>>>> users now presen
>>> >>>>> t)
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap
>>> >"en-us-qwerty"
>>> >>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13
>as
>>> >>>>> client 0x0002
>>> >>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]:
>>> >>>>> segfault at 0 ip 00
>>> >>>>> 00000000000000 sp 00007f925133db18 *_error 14 in
>>> >>>>> guacd_*[5576d4bbf000+7000]
>>> >>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection
>>> >>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>>> >>>>> 20d080f" removed.
>>> >>>>>
>>> >>>>> bferrell@clone:/var/log$ lsb_release -a
>>> >>>>> No LSB modules are available.
>>> >>>>> Distributor ID: Ubuntu
>>> >>>>> Description: *Ubuntu 18.04.4 LTS*
>>> >>>>> Release: 18.04
>>> >>>>> Codename: bionic
>>> >>>>>
>>> >>>>
>>> >>>> --
>>> >>>> Brett Ferrell
>>> >>>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>> >>>>>
>>> >>>>> I'm not familiar with the error, and I don't know what the
>most
>>> >>>>> recent form of that script does in terms of installed
>packages,
>>> >but
>>> >>>>> it may be worth checking the version of FreeRDP you have
>installed
>>> >
>>> >>>>> is compatible with whatever version of Guacamole you are
>running?
>>> >>>>>
>>> >>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require
>FreerRDP
>>> >1.
>>> >>>>>
>>> >>>>> Also, if you'd like to check out this thread you'll see a
>cople of
>>> >
>>> >>>>> posts I made that show the steps required to install Guacamole
>>> >>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
>>> >>>>>
>>> >>>>>
>>>
>>http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>>> >>>>>
>>> >>>>> I ran through that install process several times so I'm
>reasonably
>>> >
>>> >>>>> happy it should work 'out of the box' for RDP sessions if you
>>> >>>>> followed the steps laid down.
>>> >>>>>
>>> >>>>>
>>> >>>>>
>>> >>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>> >>>>>> I used Mystic's install script
>>> >>>>>> <https://github.com/MysticRyuujin/guac-install> 
>>> <https://github.com/MysticRyuujin/guac-install%3E>;
>>> >>>>>> <https://github.com/MysticRyuujin/guac-install> 
>>> <https://github.com/MysticRyuujin/guac-install%3E>; to get
>>> >Guacamole running
>>> >>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC
>clients
>>> >fine, but
>>> >>>>>> when I try to RDP it drops to black, tries to connect, and
>then
>>> >fails with a
>>> >>>>>> "you have been disconnected message".  When I look at my
>syslog I
>>> >see this.
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client
>for
>>> >protocol
>>> >>>>>> "rdp"
>>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is
>"$xyz"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode
>>> >specified.
>>> >>>>>> Defaulting to security mode negotiation with server.
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined
>>> >connection "$xyz"
>>> >>>>>> (1 users now present)
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap
>>> >"en-us-qwerty"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR
>1.13
>>> >as client
>>> >>>>>> 0x0004
>>> >>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595]
>guacd[29744]:
>>> >segfault at
>>> >>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>>> >>>>>> guacd*[55899f077000+7000]
>>> >>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz"
>removed.
>>> >>>>>>
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> --
>>> >>>>>> Sent
>>>
>>from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>>> >>>>>>
>>> >>>>>>
>>>
>>---------------------------------------------------------------------
>>> >>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org
>>> >>>>>> <ma...@guacamole.apache.org>
>>> >>>>>> For additional commands,
>e-mail:user-help@guacamole.apache.org
>>> ><ma...@guacamole.apache.org>
>>> >>>>>>
>>> >>>>>>
>>> >>>>>>
>>> >>>>
>>> >>
>>

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
Nick,

FYI I see that Ricardo has mentioned in this thread:

http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/Upgrade-from-0-9-14-to-1-1-0-RDP-now-doesn-t-connect-td8207.html

that the (later) freerdp2 in Ubuntu 20.04 appears to resolved the issue 
- even though data suggests it to be a M$-specific problem.

I haven't confirmed this myself; although I just recently completed an 
Ubuntu 20.04 install I've no local W10 system to trial this on, but it 
sounds promising.


On 18/02/2020 12:32 a.m., Nick Couchman wrote:
> On Mon, Feb 17, 2020 at 12:00 AM ivanmarcus 
> <iv...@yahoo.com.invalid> wrote:
>
>     Brett (and Andrew),
>
>     It does seem there's some RD issues with Win10 1903 vs 1809,
>     although they're meant to be addressed by now.
>
>     If you've still got the 18.04 VM running with Guacamole 1.1.0 you
>     could try disabling "use WDDM graphics display driver for remote
>     desktop connection" in the Win10 machine?
>
>     This should be available via Group Policy Editor:
>
>     -Local Computer Policy
>     -Computer Configuration
>     -Administrative Templates
>     -Windows Components
>     -Remote Desktop Services
>     -Remote Session Environment
>
>     It could be a complete red herring, but if it were me I'd spend a
>     couple of minutes trying it out.
>
>     As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas
>     1.1.0 utilises the new FreeRDP 2. I believe this is still in beta;
>     maybe there's some issues still to be resolved and although I
>     didn't see any from a cursory inspection it might be worth a more
>     in-depth check?
>
>
>
> Wow, nice find!  I wonder if there's a flag you can/should set on the 
> RDP connection side to disable this, or if there's something else that 
> needs to be implemented in Guacamole's RDP library to either take 
> advantage of it or tune it down.
>
> -Nick


Re: Error 114 in gaucd?

Posted by Brett Ferrell <bf...@fastmail.fm>.
I can confirm WDDM resolves my issues on 1.0 or 1.1 on 18.04. Thanks guys.

Brett
-- 
Brett Ferrell
bferrell@fastmail.fm




On Sun, Feb 16, 2020, at 11:59 PM, ivanmarcus wrote:
> Brett (and Andrew),

> It does seem there's some RD issues with Win10 1903 vs 1809, although they're meant to be addressed by now.

> If you've still got the 18.04 VM running with Guacamole 1.1.0 you could try disabling "use WDDM graphics display driver for remote desktop connection" in the Win10 machine?

> This should be available via Group Policy Editor:

> 

> -Local Computer Policy
> -Computer Configuration
> -Administrative Templates
> -Windows Components
> -Remote Desktop Services
> -Remote Session Environment
> 

> It could be a complete red herring, but if it were me I'd spend a couple of minutes trying it out.

> As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas 1.1.0 utilises the new FreeRDP 2. I believe this is still in beta; maybe there's some issues still to be resolved and although I didn't see any from a cursory inspection it might be worth a more in-depth check?

> 
> On 17/02/2020 4:29 p.m., Brett Ferrell wrote:
>> All: I just finished setting up a 16.04 with 1.0.0 and it works fine (Yah!).?? Not sure if the issue is with 18.04 or 1.1.0 yet.?? I will look back around and try 1.0.0 on 18.04 at some point and report back.?? I'd rather be on 18.04, and I a hunch it's something to do with 1.1.?? We'll see.
>> 
>> 
>> -- 
>> Brett Ferrell
>> bferrell@fastmail.fm
>> 
>> 
>> 
>> 
>> On Sun, Feb 16, 2020, at 8:20 PM, Andrew Sedlak wrote:
>>> Hi all,
>>> I ran into the exact same issue and found the following RDP weirdness with Guacamole 1.1.0
>>> Connecting to Windows 7 machines posed no issues.
>>> Connecting to a Windows 2012R2 posed no issues.
>>> Connecting to Windows 10 (1809) posed no issues.
>>> However once I upgraded that particular windows 10 machine to 1903, the issue began.
>>> I tested both a physical and VM with same results. 1809 worked fine, 1903 gave the error.
>>> Have a great day,
>>> Andrew
>>> On 17 Feb. 2020, 11:12, at 11:12, ivanmarcus <iv...@yahoo.com.invalid> wrote:
>>> >Here's an abridged version of what we do for the Win machines:
>>> >
>>> >
>>> >Use secpol, set to not display last username
>>> >
>>> >Set account lockout threshold, duration and counter
>>> >
>>> >Allow connections from any version of RD
>>> >
>>> >Regedit:
>>> >?? [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal 
>>> >Server\WinStations\RDP-Tcp]
>>> >???SecurityLayer???=dword:00000001
>>> >
>>> >As we use WOL there's also some power management stuff to set.
>>> >
>>> >
>>> >Guacacmole I've previously described. FYI I don't set the sim 
>>> >connection, nor do I set authentication detail (users first log into 
>>> >Guacamole, then need to enter their Win user/pass).
>>> >
>>> >This works fine, however I did have a similar issue to what you
>>> >describe 
>>> >with another client (Remmina worked, Win RDP client worked fine, but 
>>> >Guacamole wouldn't) and although I no longer recollect the error number
>>> >
>>> >in the end it turned out to be some specific security policy they'd 
>>> >implemented on the Winboxen.
>>> >
>>> >As I wasn't too involved in that side of it I can't be any more
>>> >specific 
>>> >but the above may be enough for you to get it operational anyway?
>>> >
>>> >
>>> >
>>> >On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
>>> >> Yea, I've tried with and without NLA enabled on the target, and have 
>>> >> turned on ignore cert in gauc.?? Remmina seems only to have 32bit 
>>> >> color, negotiate security, and sound off, and it connects fine. I'm 
>>> >> sure I'm doing something wrong, but just in case someone sees it when
>>> >
>>> >> I don't.?? I really do appreciate the input.
>>> >>
>>> >>???? * MacOS RDP connects fine
>>> >>???? * Remmina on GuacVM connects fine
>>> >>
>>> >>
>>> >>???? * NLA is disabled on Win10 target
>>> >>???? * Guac-have checked IP and port (actual doesn't seem to care if
>>> >port
>>> >>???????? is blank)
>>> >>???? * Guac-have checked to 'ignore cert' (it does seem to need this)
>>> >>???? * Guac-have set to 32b color (doesn't seem to care about this)
>>> >>???? * Guac-have checked pass/user (it clearly breaks with a bad pass)
>>> >>???? * Guac-have selected RDP protocol/location root
>>> >>???? * Guac-have set simultaneous connections to 10/10
>>> >>???? * Guac-security method, have tried blank/any/and NLA (when NLA was
>>> >>???????? turned on on Win10)
>>> >>???? * Guac-everything else is blank
>>> >>???? * Guac-log seems to connect briefly before the error 14 in guacd
>>> >>???? * Guac-SSH protocol connects fine
>>> >>
>>> >>
>>> >> Any RDP connection ends with ERROR 14.?? I think I'll try spinning up
>>> >a 
>>> >> Ubuntu 16 VM to see if it acts different.?? Very odd and annoying.
>>> >>
>>> >>
>>> >> -- 
>>> >> Brett Ferrell
>>> >> bferrell@fastmail.fm <ma...@fastmail.fm>
>>> >>
>>> >>
>>> >>
>>> >>
>>> >> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
>>> >>>
>>> >>> Ok, sorry, I've never had that error and not knowing what had 
>>> >>> transpired during the script install thought it may have been 
>>> >>> something to do with that...
>>> >>>
>>> >>> However, given you've utilised the steps I posted, and I know for 
>>> >>> sure that works for Win10, you may simply find it's a matter of 
>>> >>> setting the correct parameters in Guacamole and/or the Win10 box.
>>> >>>
>>> >>> Other than the requisite IP address and port etc my Guacamole is set
>>> >
>>> >>> only to "ignore server certificate" (and one or two other things 
>>> >>> regarding font smooting and colour depth). Try setting that if you 
>>> >>> haven't already.
>>> >>>
>>> >>> Unfortunately the notes I have for my Win7/10 clients aren't to hand
>>> >
>>> >>> at present, so I can't be sure if there's anything else we do, but
>>> >if 
>>> >>> that doesn't work you could try disabling NLA on the Win10 box to
>>> >see 
>>> >>> if that sorts it out.
>>> >>>
>>> >>>
>>> >>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>>> >>>> Ivan,
>>> >>>>
>>> >>>> Thanks, I just spun a fresh VM and ran through your steps (starting
>>> >
>>> >>>> with the 1:18 am posting), and everything seemed to go OK, but I 
>>> >>>> still get the ERROR 14 connecting to my Win10 VMs.
>>> >>>>
>>> >>>> So, probably my other setup is/was working OK, and there's
>>> >something 
>>> >>>> odd in my (Win10) configuration, but I can't think of what it might
>>> >
>>> >>>> be.?? As I say, I can RDP with the MS Mac client and Remmina (which 
>>> >>>> is totally vanilla) from the guac VM, so I know the client can
>>> >work, 
>>> >>>> and both of my Guac vms are throwing this error.?? I'm sure that 
>>> >>>> should be telling me something, but I have no idea what it is.
>>> >>>>
>>> >>>>
>>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for 
>>> >>>>> protocol "rdp"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is 
>>> >>>>> "$ed6a7ee8-e082-4dfb-be73
>>> >>>>> -9cdd920d080f"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. 
>>> >>>>> Defaulting to
>>> >>>>> security mode negotiation with server.
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: User 
>>> >>>>> "@7866772d-d299-4583-b95f-b87d1682598
>>> >>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 
>>> >>>>> users now presen
>>> >>>>> t)
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap
>>> >"en-us-qwerty"
>>> >>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as 
>>> >>>>> client 0x0002
>>> >>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: 
>>> >>>>> segfault at 0 ip 00
>>> >>>>> 00000000000000 sp 00007f925133db18 *_error 14 in 
>>> >>>>> guacd_*[5576d4bbf000+7000]
>>> >>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection 
>>> >>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>>> >>>>> 20d080f" removed.
>>> >>>>>
>>> >>>>> bferrell@clone:/var/log$ lsb_release -a
>>> >>>>> No LSB modules are available.
>>> >>>>> Distributor ID: Ubuntu
>>> >>>>> Description: *Ubuntu 18.04.4 LTS*
>>> >>>>> Release: 18.04
>>> >>>>> Codename: bionic
>>> >>>>>
>>> >>>>
>>> >>>> -- 
>>> >>>> Brett Ferrell
>>> >>>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>> >>>>>
>>> >>>>> I'm not familiar with the error, and I don't know what the most 
>>> >>>>> recent form of that script does in terms of installed packages,
>>> >but 
>>> >>>>> it may be worth checking the version of FreeRDP you have installed
>>> >
>>> >>>>> is compatible with whatever version of Guacamole you are running?
>>> >>>>>
>>> >>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP
>>> >1.
>>> >>>>>
>>> >>>>> Also, if you'd like to check out this thread you'll see a cople of
>>> >
>>> >>>>> posts I made that show the steps required to install Guacamole 
>>> >>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
>>> >>>>>
>>> >>>>>
>>> >http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>>> >>>>>
>>> >>>>> I ran through that install process several times so I'm reasonably
>>> >
>>> >>>>> happy it should work 'out of the box' for RDP sessions if you 
>>> >>>>> followed the steps laid down.
>>> >>>>>
>>> >>>>>
>>> >>>>>
>>> >>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>> >>>>>> I used Mystic's?? install script
>>> >>>>>> <https://github.com/MysticRyuujin/guac-install> <https://github.com/MysticRyuujin/guac-install%3E>; 
>>> >>>>>> <https://github.com/MysticRyuujin/guac-install> <https://github.com/MysticRyuujin/guac-install%3E>;?????? to get
>>> >Guacamole running
>>> >>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients
>>> >fine, but
>>> >>>>>> when I try to RDP it drops to black, tries to connect, and then
>>> >fails with a
>>> >>>>>> "you have been disconnected message".?? When I look at my syslog I
>>> >see this.
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for
>>> >protocol
>>> >>>>>> "rdp"
>>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode
>>> >specified.
>>> >>>>>> Defaulting to security mode negotiation with server.
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined
>>> >connection "$xyz"
>>> >>>>>> (1 users now present)
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap
>>> >"en-us-qwerty"
>>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13
>>> >as client
>>> >>>>>> 0x0004
>>> >>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]:
>>> >segfault at
>>> >>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>>> >>>>>> guacd*[55899f077000+7000]
>>> >>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>>> >>>>>>
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> --
>>> >>>>>> Sent
>>> >from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>>> >>>>>>
>>> >>>>>>
>>> >---------------------------------------------------------------------
>>> >>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org 
>>> >>>>>> <ma...@guacamole.apache.org>
>>> >>>>>> For additional commands, e-mail:user-help@guacamole.apache.org
>>> ><ma...@guacamole.apache.org>
>>> >>>>>>
>>> >>>>>>
>>> >>>>>>
>>> >>>>
>>> >>
>> 

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
As I understand it the fundamental issue is primarily down to OEM 
graphics drivers for older machines being incompatible with the >1903 
version of Win 10.

Although I've not had the problem myself it initially seemed to me from 
what I read that it's all to do with the server end and there'd be 
nothing the client could do, but further reading, and from what Brett 
and Andrew report, it suggests that may not be the case?

While the issue appears to be recognised, and the WDDM->XDDM change on 
the server fixes it, I couldn't find anything that explicitly sorted it 
from the client end using FreeRDP. Most writers suggested it was up to 
M$ to fix, and patch KB4512941 was meant to deal with it, but I get the 
feeling that doesn't actually sort it either.

 From some further reading it seemed possible that there could also be a 
link between the issue and particular VM's, but it appeared a little 
tenuous.

If I could reproduce the issue I'd be happy to trial a few things at the 
client end (passing some parms to FreeRDP, trialling a different 
VM/distribution etc), but as I specifically block M$ 'updates' to our 
client machines (and/or they're fairly new so the graphics driver issue 
doesn't arise) I can't...

So to cap it off; right at this point I couldn't find anything simple 
one could do with Guacamole/FreeRDP, other than perhaps flag something 
more useful to the user if error 114 arose?

Therefore I think some more info/testing is needed to find a resolution 
or provide a workaround at the client (Guacamole/FreeRDP) end, otherwise 
I guess the issue may dissipate as machines are upgraded, or M$  provide 
a [working] fix?


On 18/02/2020 12:32 a.m., Nick Couchman wrote:
> On Mon, Feb 17, 2020 at 12:00 AM ivanmarcus 
> <iv...@yahoo.com.invalid> wrote:
>
>     Brett (and Andrew),
>
>     It does seem there's some RD issues with Win10 1903 vs 1809,
>     although they're meant to be addressed by now.
>
>     If you've still got the 18.04 VM running with Guacamole 1.1.0 you
>     could try disabling "use WDDM graphics display driver for remote
>     desktop connection" in the Win10 machine?
>
>     This should be available via Group Policy Editor:
>
>     -Local Computer Policy
>     -Computer Configuration
>     -Administrative Templates
>     -Windows Components
>     -Remote Desktop Services
>     -Remote Session Environment
>
>     It could be a complete red herring, but if it were me I'd spend a
>     couple of minutes trying it out.
>
>     As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas
>     1.1.0 utilises the new FreeRDP 2. I believe this is still in beta;
>     maybe there's some issues still to be resolved and although I
>     didn't see any from a cursory inspection it might be worth a more
>     in-depth check?
>
>
>
> Wow, nice find!  I wonder if there's a flag you can/should set on the 
> RDP connection side to disable this, or if there's something else that 
> needs to be implemented in Guacamole's RDP library to either take 
> advantage of it or tune it down.
>
> -Nick


Re: Error 114 in gaucd?

Posted by Nick Couchman <vn...@apache.org>.
On Mon, Feb 17, 2020 at 12:00 AM ivanmarcus <iv...@yahoo.com.invalid>
wrote:

> Brett (and Andrew),
>
> It does seem there's some RD issues with Win10 1903 vs 1809, although
> they're meant to be addressed by now.
>
> If you've still got the 18.04 VM running with Guacamole 1.1.0 you could
> try disabling "use WDDM graphics display driver for remote desktop
> connection" in the Win10 machine?
>
> This should be available via Group Policy Editor:
>
> -Local Computer Policy
> -Computer Configuration
> -Administrative Templates
> -Windows Components
> -Remote Desktop Services
> -Remote Session Environment
>
> It could be a complete red herring, but if it were me I'd spend a couple
> of minutes trying it out.
>
> As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas 1.1.0
> utilises the new FreeRDP 2. I believe this is still in beta; maybe there's
> some issues still to be resolved and although I didn't see any from a
> cursory inspection it might be worth a more in-depth check?
>
>
Wow, nice find!  I wonder if there's a flag you can/should set on the RDP
connection side to disable this, or if there's something else that needs to
be implemented in Guacamole's RDP library to either take advantage of it or
tune it down.

-Nick

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
Brett (and Andrew),

It does seem there's some RD issues with Win10 1903 vs 1809, although 
they're meant to be addressed by now.

If you've still got the 18.04 VM running with Guacamole 1.1.0 you could 
try disabling "use WDDM graphics display driver for remote desktop 
connection" in the Win10 machine?

This should be available via Group Policy Editor:

-Local Computer Policy
-Computer Configuration
-Administrative Templates
-Windows Components
-Remote Desktop Services
-Remote Session Environment

It could be a complete red herring, but if it were me I'd spend a couple 
of minutes trying it out.

As I expect you know Guacamole 1.0.0 uses FreeRDP 1.x whereas 1.1.0 
utilises the new FreeRDP 2. I believe this is still in beta; maybe 
there's some issues still to be resolved and although I didn't see any 
from a cursory inspection it might be worth a more in-depth check?


On 17/02/2020 4:29 p.m., Brett Ferrell wrote:
> All: I just finished setting up a 16.04 with 1.0.0 and it works fine 
> (Yah!).  Not sure if the issue is with 18.04 or 1.1.0 yet.  I will 
> look back around and try 1.0.0 on 18.04 at some point and report 
> back.  I'd rather be on 18.04, and I a hunch it's something to do with 
> 1.1.  We'll see.
>
>
> -- 
> Brett Ferrell
> bferrell@fastmail.fm <ma...@fastmail.fm>
>
>
>
>
> On Sun, Feb 16, 2020, at 8:20 PM, Andrew Sedlak wrote:
>> Hi all,
>> I ran into the exact same issue and found the following RDP weirdness 
>> with Guacamole 1.1.0
>> Connecting to Windows 7 machines posed no issues.
>> Connecting to a Windows 2012R2 posed no issues.
>> Connecting to Windows 10 (1809) posed no issues.
>> However once I upgraded that particular windows 10 machine to 1903, 
>> the issue began.
>> I tested both a physical and VM with same results. 1809 worked fine, 
>> 1903 gave the error.
>> Have a great day,
>> Andrew
>> On 17 Feb. 2020, 11:12, at 11:12, ivanmarcus 
>> <iv...@yahoo.com.invalid> wrote:
>> >Here's an abridged version of what we do for the Win machines:
>> >
>> >
>> >Use secpol, set to not display last username
>> >
>> >Set account lockout threshold, duration and counter
>> >
>> >Allow connections from any version of RD
>> >
>> >Regedit:
>> > [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal
>> >Server\WinStations\RDP-Tcp]
>> >???SecurityLayer???=dword:00000001
>> >
>> >As we use WOL there's also some power management stuff to set.
>> >
>> >
>> >Guacacmole I've previously described. FYI I don't set the sim
>> >connection, nor do I set authentication detail (users first log into
>> >Guacamole, then need to enter their Win user/pass).
>> >
>> >This works fine, however I did have a similar issue to what you
>> >describe
>> >with another client (Remmina worked, Win RDP client worked fine, but
>> >Guacamole wouldn't) and although I no longer recollect the error number
>> >
>> >in the end it turned out to be some specific security policy they'd
>> >implemented on the Winboxen.
>> >
>> >As I wasn't too involved in that side of it I can't be any more
>> >specific
>> >but the above may be enough for you to get it operational anyway?
>> >
>> >
>> >
>> >On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
>> >> Yea, I've tried with and without NLA enabled on the target, and have
>> >> turned on ignore cert in gauc.  Remmina seems only to have 32bit
>> >> color, negotiate security, and sound off, and it connects fine. I'm
>> >> sure I'm doing something wrong, but just in case someone sees it when
>> >
>> >> I don't.  I really do appreciate the input.
>> >>
>> >>   * MacOS RDP connects fine
>> >>   * Remmina on GuacVM connects fine
>> >>
>> >>
>> >>   * NLA is disabled on Win10 target
>> >>   * Guac-have checked IP and port (actual doesn't seem to care if
>> >port
>> >>     is blank)
>> >>   * Guac-have checked to 'ignore cert' (it does seem to need this)
>> >>   * Guac-have set to 32b color (doesn't seem to care about this)
>> >>   * Guac-have checked pass/user (it clearly breaks with a bad pass)
>> >>   * Guac-have selected RDP protocol/location root
>> >>   * Guac-have set simultaneous connections to 10/10
>> >>   * Guac-security method, have tried blank/any/and NLA (when NLA was
>> >>     turned on on Win10)
>> >>   * Guac-everything else is blank
>> >>   * Guac-log seems to connect briefly before the error 14 in guacd
>> >>   * Guac-SSH protocol connects fine
>> >>
>> >>
>> >> Any RDP connection ends with ERROR 14. I think I'll try spinning up
>> >a
>> >> Ubuntu 16 VM to see if it acts different.  Very odd and annoying.
>> >>
>> >>
>> >> --
>> >> Brett Ferrell
>> >> bferrell@fastmail.fm <ma...@fastmail.fm>
>> >>
>> >>
>> >>
>> >>
>> >> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
>> >>>
>> >>> Ok, sorry, I've never had that error and not knowing what had
>> >>> transpired during the script install thought it may have been
>> >>> something to do with that...
>> >>>
>> >>> However, given you've utilised the steps I posted, and I know for
>> >>> sure that works for Win10, you may simply find it's a matter of
>> >>> setting the correct parameters in Guacamole and/or the Win10 box.
>> >>>
>> >>> Other than the requisite IP address and port etc my Guacamole is set
>> >
>> >>> only to "ignore server certificate" (and one or two other things
>> >>> regarding font smooting and colour depth). Try setting that if you
>> >>> haven't already.
>> >>>
>> >>> Unfortunately the notes I have for my Win7/10 clients aren't to hand
>> >
>> >>> at present, so I can't be sure if there's anything else we do, but
>> >if
>> >>> that doesn't work you could try disabling NLA on the Win10 box to
>> >see
>> >>> if that sorts it out.
>> >>>
>> >>>
>> >>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>> >>>> Ivan,
>> >>>>
>> >>>> Thanks, I just spun a fresh VM and ran through your steps (starting
>> >
>> >>>> with the 1:18 am posting), and everything seemed to go OK, but I
>> >>>> still get the ERROR 14 connecting to my Win10 VMs.
>> >>>>
>> >>>> So, probably my other setup is/was working OK, and there's
>> >something
>> >>>> odd in my (Win10) configuration, but I can't think of what it might
>> >
>> >>>> be.  As I say, I can RDP with the MS Mac client and Remmina (which
>> >>>> is totally vanilla) from the guac VM, so I know the client can
>> >work,
>> >>>> and both of my Guac vms are throwing this error.  I'm sure that
>> >>>> should be telling me something, but I have no idea what it is.
>> >>>>
>> >>>>
>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for
>> >>>>> protocol "rdp"
>> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is
>> >>>>> "$ed6a7ee8-e082-4dfb-be73
>> >>>>> -9cdd920d080f"
>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified.
>> >>>>> Defaulting to
>> >>>>> security mode negotiation with server.
>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: User
>> >>>>> "@7866772d-d299-4583-b95f-b87d1682598
>> >>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1
>> >>>>> users now presen
>> >>>>> t)
>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap
>> >"en-us-qwerty"
>> >>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as
>> >>>>> client 0x0002
>> >>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]:
>> >>>>> segfault at 0 ip 00
>> >>>>> 00000000000000 sp 00007f925133db18 *_error 14 in
>> >>>>> guacd_*[5576d4bbf000+7000]
>> >>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection
>> >>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>> >>>>> 20d080f" removed.
>> >>>>>
>> >>>>> bferrell@clone:/var/log$ lsb_release -a
>> >>>>> No LSB modules are available.
>> >>>>> Distributor ID: Ubuntu
>> >>>>> Description: *Ubuntu 18.04.4 LTS*
>> >>>>> Release: 18.04
>> >>>>> Codename: bionic
>> >>>>>
>> >>>>
>> >>>> --
>> >>>> Brett Ferrell
>> >>>> bferrell@fastmail.fm <ma...@fastmail.fm>
>> >>>>
>> >>>>
>> >>>>
>> >>>>
>> >>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>> >>>>>
>> >>>>> I'm not familiar with the error, and I don't know what the most
>> >>>>> recent form of that script does in terms of installed packages,
>> >but
>> >>>>> it may be worth checking the version of FreeRDP you have installed
>> >
>> >>>>> is compatible with whatever version of Guacamole you are running?
>> >>>>>
>> >>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP
>> >1.
>> >>>>>
>> >>>>> Also, if you'd like to check out this thread you'll see a cople of
>> >
>> >>>>> posts I made that show the steps required to install Guacamole
>> >>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
>> >>>>>
>> >>>>>
>> >http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>> >>>>>
>> >>>>> I ran through that install process several times so I'm reasonably
>> >
>> >>>>> happy it should work 'out of the box' for RDP sessions if you
>> >>>>> followed the steps laid down.
>> >>>>>
>> >>>>>
>> >>>>>
>> >>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>> >>>>>> I used Mystic's install script
>> >>>>>> <https://github.com/MysticRyuujin/guac-install> 
>> <https://github.com/MysticRyuujin/guac-install%3E>;
>> >>>>>> <https://github.com/MysticRyuujin/guac-install> 
>> <https://github.com/MysticRyuujin/guac-install%3E>; to get
>> >Guacamole running
>> >>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients
>> >fine, but
>> >>>>>> when I try to RDP it drops to black, tries to connect, and then
>> >fails with a
>> >>>>>> "you have been disconnected message".  When I look at my syslog I
>> >see this.
>> >>>>>>
>> >>>>>>
>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for
>> >protocol
>> >>>>>> "rdp"
>> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode
>> >specified.
>> >>>>>> Defaulting to security mode negotiation with server.
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined
>> >connection "$xyz"
>> >>>>>> (1 users now present)
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap
>> >"en-us-qwerty"
>> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13
>> >as client
>> >>>>>> 0x0004
>> >>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]:
>> >segfault at
>> >>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>> >>>>>> guacd*[55899f077000+7000]
>> >>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>> >>>>>>
>> >>>>>>
>> >>>>>>
>> >>>>>> --
>> >>>>>> Sent
>> >from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>> >>>>>>
>> >>>>>>
>> >---------------------------------------------------------------------
>> >>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org
>> >>>>>> <ma...@guacamole.apache.org>
>> >>>>>> For additional commands, e-mail:user-help@guacamole.apache.org
>> ><ma...@guacamole.apache.org>
>> >>>>>>
>> >>>>>>
>> >>>>>>
>> >>>>
>> >>
>


Re: Error 114 in gaucd?

Posted by Brett Ferrell <bf...@fastmail.fm>.
All: I just finished setting up a 16.04 with 1.0.0 and it works fine (Yah!). Not sure if the issue is with 18.04 or 1.1.0 yet. I will look back around and try 1.0.0 on 18.04 at some point and report back. I'd rather be on 18.04, and I a hunch it's something to do with 1.1. We'll see.


-- 
Brett Ferrell
bferrell@fastmail.fm




On Sun, Feb 16, 2020, at 8:20 PM, Andrew Sedlak wrote:
> Hi all,
> I ran into the exact same issue and found the following RDP weirdness with Guacamole 1.1.0
> Connecting to Windows 7 machines posed no issues.
> Connecting to a Windows 2012R2 posed no issues.
> Connecting to Windows 10 (1809) posed no issues.
> However once I upgraded that particular windows 10 machine to 1903, the issue began.
> I tested both a physical and VM with same results. 1809 worked fine, 1903 gave the error.
> Have a great day,
> Andrew
> On 17 Feb. 2020, 11:12, at 11:12, ivanmarcus <iv...@yahoo.com.invalid> wrote:
> >Here's an abridged version of what we do for the Win machines:
> >
> >
> >Use secpol, set to not display last username
> >
> >Set account lockout threshold, duration and counter
> >
> >Allow connections from any version of RD
> >
> >Regedit:
> > [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal 
> >Server\WinStations\RDP-Tcp]
> >“SecurityLayer”=dword:00000001
> >
> >As we use WOL there's also some power management stuff to set.
> >
> >
> >Guacacmole I've previously described. FYI I don't set the sim 
> >connection, nor do I set authentication detail (users first log into 
> >Guacamole, then need to enter their Win user/pass).
> >
> >This works fine, however I did have a similar issue to what you
> >describe 
> >with another client (Remmina worked, Win RDP client worked fine, but 
> >Guacamole wouldn't) and although I no longer recollect the error number
> >
> >in the end it turned out to be some specific security policy they'd 
> >implemented on the Winboxen.
> >
> >As I wasn't too involved in that side of it I can't be any more
> >specific 
> >but the above may be enough for you to get it operational anyway?
> >
> >
> >
> >On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
> >> Yea, I've tried with and without NLA enabled on the target, and have 
> >> turned on ignore cert in gauc. Remmina seems only to have 32bit 
> >> color, negotiate security, and sound off, and it connects fine. I'm 
> >> sure I'm doing something wrong, but just in case someone sees it when
> >
> >> I don't. I really do appreciate the input.
> >>
> >> * MacOS RDP connects fine
> >> * Remmina on GuacVM connects fine
> >>
> >>
> >> * NLA is disabled on Win10 target
> >> * Guac-have checked IP and port (actual doesn't seem to care if
> >port
> >> is blank)
> >> * Guac-have checked to 'ignore cert' (it does seem to need this)
> >> * Guac-have set to 32b color (doesn't seem to care about this)
> >> * Guac-have checked pass/user (it clearly breaks with a bad pass)
> >> * Guac-have selected RDP protocol/location root
> >> * Guac-have set simultaneous connections to 10/10
> >> * Guac-security method, have tried blank/any/and NLA (when NLA was
> >> turned on on Win10)
> >> * Guac-everything else is blank
> >> * Guac-log seems to connect briefly before the error 14 in guacd
> >> * Guac-SSH protocol connects fine
> >>
> >>
> >> Any RDP connection ends with ERROR 14. I think I'll try spinning up
> >a 
> >> Ubuntu 16 VM to see if it acts different. Very odd and annoying.
> >>
> >>
> >> -- 
> >> Brett Ferrell
> >> bferrell@fastmail.fm <ma...@fastmail.fm>
> >>
> >>
> >>
> >>
> >> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
> >>>
> >>> Ok, sorry, I've never had that error and not knowing what had 
> >>> transpired during the script install thought it may have been 
> >>> something to do with that...
> >>>
> >>> However, given you've utilised the steps I posted, and I know for 
> >>> sure that works for Win10, you may simply find it's a matter of 
> >>> setting the correct parameters in Guacamole and/or the Win10 box.
> >>>
> >>> Other than the requisite IP address and port etc my Guacamole is set
> >
> >>> only to "ignore server certificate" (and one or two other things 
> >>> regarding font smooting and colour depth). Try setting that if you 
> >>> haven't already.
> >>>
> >>> Unfortunately the notes I have for my Win7/10 clients aren't to hand
> >
> >>> at present, so I can't be sure if there's anything else we do, but
> >if 
> >>> that doesn't work you could try disabling NLA on the Win10 box to
> >see 
> >>> if that sorts it out.
> >>>
> >>>
> >>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
> >>>> Ivan,
> >>>>
> >>>> Thanks, I just spun a fresh VM and ran through your steps (starting
> >
> >>>> with the 1:18 am posting), and everything seemed to go OK, but I 
> >>>> still get the ERROR 14 connecting to my Win10 VMs.
> >>>>
> >>>> So, probably my other setup is/was working OK, and there's
> >something 
> >>>> odd in my (Win10) configuration, but I can't think of what it might
> >
> >>>> be. As I say, I can RDP with the MS Mac client and Remmina (which 
> >>>> is totally vanilla) from the guac VM, so I know the client can
> >work, 
> >>>> and both of my Guac vms are throwing this error. I'm sure that 
> >>>> should be telling me something, but I have no idea what it is.
> >>>>
> >>>>
> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for 
> >>>>> protocol "rdp"
> >>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is 
> >>>>> "$ed6a7ee8-e082-4dfb-be73
> >>>>> -9cdd920d080f"
> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. 
> >>>>> Defaulting to
> >>>>> security mode negotiation with server.
> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: User 
> >>>>> "@7866772d-d299-4583-b95f-b87d1682598
> >>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 
> >>>>> users now presen
> >>>>> t)
> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
> >>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap
> >"en-us-qwerty"
> >>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as 
> >>>>> client 0x0002
> >>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: 
> >>>>> segfault at 0 ip 00
> >>>>> 00000000000000 sp 00007f925133db18 *_error 14 in 
> >>>>> guacd_*[5576d4bbf000+7000]
> >>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection 
> >>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
> >>>>> 20d080f" removed.
> >>>>>
> >>>>> bferrell@clone:/var/log$ lsb_release -a
> >>>>> No LSB modules are available.
> >>>>> Distributor ID: Ubuntu
> >>>>> Description: *Ubuntu 18.04.4 LTS*
> >>>>> Release: 18.04
> >>>>> Codename: bionic
> >>>>>
> >>>>
> >>>> -- 
> >>>> Brett Ferrell
> >>>> bferrell@fastmail.fm <ma...@fastmail.fm>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
> >>>>>
> >>>>> I'm not familiar with the error, and I don't know what the most 
> >>>>> recent form of that script does in terms of installed packages,
> >but 
> >>>>> it may be worth checking the version of FreeRDP you have installed
> >
> >>>>> is compatible with whatever version of Guacamole you are running?
> >>>>>
> >>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP
> >1.
> >>>>>
> >>>>> Also, if you'd like to check out this thread you'll see a cople of
> >
> >>>>> posts I made that show the steps required to install Guacamole 
> >>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
> >>>>>
> >>>>>
> >http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
> >>>>>
> >>>>> I ran through that install process several times so I'm reasonably
> >
> >>>>> happy it should work 'out of the box' for RDP sessions if you 
> >>>>> followed the steps laid down.
> >>>>>
> >>>>>
> >>>>>
> >>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
> >>>>>> I used Mystic's install script
> >>>>>> <https://github.com/MysticRyuujin/guac-install> <https://github.com/MysticRyuujin/guac-install%3E>; 
> >>>>>> <https://github.com/MysticRyuujin/guac-install> <https://github.com/MysticRyuujin/guac-install%3E>; to get
> >Guacamole running
> >>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients
> >fine, but
> >>>>>> when I try to RDP it drops to black, tries to connect, and then
> >fails with a
> >>>>>> "you have been disconnected message". When I look at my syslog I
> >see this.
> >>>>>>
> >>>>>>
> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for
> >protocol
> >>>>>> "rdp"
> >>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode
> >specified.
> >>>>>> Defaulting to security mode negotiation with server.
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined
> >connection "$xyz"
> >>>>>> (1 users now present)
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap
> >"en-us-qwerty"
> >>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13
> >as client
> >>>>>> 0x0004
> >>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]:
> >segfault at
> >>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
> >>>>>> guacd*[55899f077000+7000]
> >>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> --
> >>>>>> Sent
> >from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
> >>>>>>
> >>>>>>
> >---------------------------------------------------------------------
> >>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org 
> >>>>>> <ma...@guacamole.apache.org>
> >>>>>> For additional commands, e-mail:user-help@guacamole.apache.org
> ><ma...@guacamole.apache.org>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>
> >>

Re: Error 114 in gaucd?

Posted by Andrew Sedlak <as...@glux.com.au>.
Hi all,

I ran into the exact same issue and found the following RDP weirdness with Guacamole 1.1.0

Connecting to Windows 7 machines posed no issues.
Connecting to a Windows 2012R2 posed no issues.
Connecting to Windows 10 (1809) posed no issues.
However once I upgraded that particular windows 10 machine to 1903, the issue began.
I tested both a physical and VM with same results. 1809 worked fine, 1903 gave the error.

⁣Have a great day,
Andrew​

On 17 Feb. 2020, 11:12, at 11:12, ivanmarcus <iv...@yahoo.com.invalid> wrote:
>Here's an abridged version of what we do for the Win machines:
>
>
>Use secpol, set to not display last username
>
>Set account lockout threshold, duration and counter
>
>Allow connections from any version of RD
>
>Regedit:
>  [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal 
>Server\WinStations\RDP-Tcp]
>“SecurityLayer”=dword:00000001
>
>As we use WOL there's also some power management stuff to set.
>
>
>Guacacmole I've previously described. FYI I don't set the sim 
>connection, nor do I set authentication detail (users first log into 
>Guacamole, then need to enter their Win user/pass).
>
>This works fine, however I did have a similar issue to what you
>describe 
>with another client (Remmina worked, Win RDP client worked fine, but 
>Guacamole wouldn't) and although I no longer recollect the error number
>
>in the end it turned out to be some specific security policy they'd 
>implemented on the Winboxen.
>
>As I wasn't too involved in that side of it I can't be any more
>specific 
>but the above may be enough for you to get it operational anyway?
>
>
>
>On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
>> Yea, I've tried with and without NLA enabled on the target, and have 
>> turned on ignore cert in gauc.  Remmina seems only to have 32bit 
>> color, negotiate security, and sound off, and it connects fine. I'm 
>> sure I'm doing something wrong, but just in case someone sees it when
>
>> I don't.  I really do appreciate the input.
>>
>>   * MacOS RDP connects fine
>>   * Remmina on GuacVM connects fine
>>
>>
>>   * NLA is disabled on Win10 target
>>   * Guac-have checked IP and port (actual doesn't seem to care if
>port
>>     is blank)
>>   * Guac-have checked to 'ignore cert' (it does seem to need this)
>>   * Guac-have set to 32b color (doesn't seem to care about this)
>>   * Guac-have checked pass/user (it clearly breaks with a bad pass)
>>   * Guac-have selected RDP protocol/location root
>>   * Guac-have set simultaneous connections to 10/10
>>   * Guac-security method, have tried blank/any/and NLA (when NLA was
>>     turned on on Win10)
>>   * Guac-everything else is blank
>>   * Guac-log seems to connect briefly before the error 14 in guacd
>>   * Guac-SSH protocol connects fine
>>
>>
>> Any RDP connection ends with ERROR 14.  I think I'll try spinning up
>a 
>> Ubuntu 16 VM to see if it acts different.  Very odd and annoying.
>>
>>
>> -- 
>> Brett Ferrell
>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>
>>
>>
>>
>> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
>>>
>>> Ok, sorry, I've never had that error and not knowing what had 
>>> transpired during the script install thought it may have been 
>>> something to do with that...
>>>
>>> However, given you've utilised the steps I posted, and I know for 
>>> sure that works for Win10, you may simply find it's a matter of 
>>> setting the correct parameters in Guacamole and/or the Win10 box.
>>>
>>> Other than the requisite IP address and port etc my Guacamole is set
>
>>> only to "ignore server certificate" (and one or two other things 
>>> regarding font smooting and colour depth). Try setting that if you 
>>> haven't already.
>>>
>>> Unfortunately the notes I have for my Win7/10 clients aren't to hand
>
>>> at present, so I can't be sure if there's anything else we do, but
>if 
>>> that doesn't work you could try disabling NLA on the Win10 box to
>see 
>>> if that sorts it out.
>>>
>>>
>>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>>>> Ivan,
>>>>
>>>> Thanks, I just spun a fresh VM and ran through your steps (starting
>
>>>> with the 1:18 am posting), and everything seemed to go OK, but I 
>>>> still get the ERROR 14 connecting to my Win10 VMs.
>>>>
>>>> So, probably my other setup is/was working OK, and there's
>something 
>>>> odd in my (Win10) configuration, but I can't think of what it might
>
>>>> be.  As I say, I can RDP with the MS Mac client and Remmina (which 
>>>> is totally vanilla) from the guac VM, so I know the client can
>work, 
>>>> and both of my Guac vms are throwing this error.  I'm sure that 
>>>> should be telling me something, but I have no idea what it is.
>>>>
>>>>
>>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for 
>>>>> protocol "rdp"
>>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is 
>>>>> "$ed6a7ee8-e082-4dfb-be73
>>>>> -9cdd920d080f"
>>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. 
>>>>> Defaulting to
>>>>> security mode negotiation with server.
>>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>>>>> Feb 16 04:21:34 guacdev guacd[32066]: User 
>>>>> "@7866772d-d299-4583-b95f-b87d1682598
>>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 
>>>>> users now presen
>>>>> t)
>>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap
>"en-us-qwerty"
>>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as 
>>>>> client 0x0002
>>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: 
>>>>> segfault at 0 ip 00
>>>>> 00000000000000 sp 00007f925133db18 *_error 14 in 
>>>>> guacd_*[5576d4bbf000+7000]
>>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection 
>>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>>>>> 20d080f" removed.
>>>>>
>>>>> bferrell@clone:/var/log$ lsb_release -a
>>>>> No LSB modules are available.
>>>>> Distributor ID: Ubuntu
>>>>> Description: *Ubuntu 18.04.4 LTS*
>>>>> Release: 18.04
>>>>> Codename: bionic
>>>>>
>>>>
>>>> -- 
>>>> Brett Ferrell
>>>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>>>
>>>>
>>>>
>>>>
>>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>>>>
>>>>> I'm not familiar with the error, and I don't know what the most 
>>>>> recent form of that script does in terms of installed packages,
>but 
>>>>> it may be worth checking the version of FreeRDP you have installed
>
>>>>> is compatible with whatever version of Guacamole you are running?
>>>>>
>>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP
>1.
>>>>>
>>>>> Also, if you'd like to check out this thread you'll see a cople of
>
>>>>> posts I made that show the steps required to install Guacamole 
>>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
>>>>>
>>>>>
>http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>>>>>
>>>>> I ran through that install process several times so I'm reasonably
>
>>>>> happy it should work 'out of the box' for RDP sessions if you 
>>>>> followed the steps laid down.
>>>>>
>>>>>
>>>>>
>>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>>>>> I used Mystic's  install script
>>>>>> <https://github.com/MysticRyuujin/guac-install> 
>>>>>> <https://github.com/MysticRyuujin/guac-install>    to get
>Guacamole running
>>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients
>fine, but
>>>>>> when I try to RDP it drops to black, tries to connect, and then
>fails with a
>>>>>> "you have been disconnected message".  When I look at my syslog I
>see this.
>>>>>>
>>>>>>
>>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for
>protocol
>>>>>> "rdp"
>>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode
>specified.
>>>>>> Defaulting to security mode negotiation with server.
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined
>connection "$xyz"
>>>>>> (1 users now present)
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap
>"en-us-qwerty"
>>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13
>as client
>>>>>> 0x0004
>>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]:
>segfault at
>>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>>>>>> guacd*[55899f077000+7000]
>>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Sent
>from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>>>>>>
>>>>>>
>---------------------------------------------------------------------
>>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org 
>>>>>> <ma...@guacamole.apache.org>
>>>>>> For additional commands, e-mail:user-help@guacamole.apache.org
><ma...@guacamole.apache.org>
>>>>>>
>>>>>>
>>>>>>
>>>>
>>

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
Here's an abridged version of what we do for the Win machines:


Use secpol, set to not display last username

Set account lockout threshold, duration and counter

Allow connections from any version of RD

Regedit:
  [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal 
Server\WinStations\RDP-Tcp]
“SecurityLayer”=dword:00000001

As we use WOL there's also some power management stuff to set.


Guacacmole I've previously described. FYI I don't set the sim 
connection, nor do I set authentication detail (users first log into 
Guacamole, then need to enter their Win user/pass).

This works fine, however I did have a similar issue to what you describe 
with another client (Remmina worked, Win RDP client worked fine, but 
Guacamole wouldn't) and although I no longer recollect the error number 
in the end it turned out to be some specific security policy they'd 
implemented on the Winboxen.

As I wasn't too involved in that side of it I can't be any more specific 
but the above may be enough for you to get it operational anyway?



On 17/02/2020 5:15 a.m., Brett Ferrell wrote:
> Yea, I've tried with and without NLA enabled on the target, and have 
> turned on ignore cert in gauc.  Remmina seems only to have 32bit 
> color, negotiate security, and sound off, and it connects fine. I'm 
> sure I'm doing something wrong, but just in case someone sees it when 
> I don't.  I really do appreciate the input.
>
>   * MacOS RDP connects fine
>   * Remmina on GuacVM connects fine
>
>
>   * NLA is disabled on Win10 target
>   * Guac-have checked IP and port (actual doesn't seem to care if port
>     is blank)
>   * Guac-have checked to 'ignore cert' (it does seem to need this)
>   * Guac-have set to 32b color (doesn't seem to care about this)
>   * Guac-have checked pass/user (it clearly breaks with a bad pass)
>   * Guac-have selected RDP protocol/location root
>   * Guac-have set simultaneous connections to 10/10
>   * Guac-security method, have tried blank/any/and NLA (when NLA was
>     turned on on Win10)
>   * Guac-everything else is blank
>   * Guac-log seems to connect briefly before the error 14 in guacd
>   * Guac-SSH protocol connects fine
>
>
> Any RDP connection ends with ERROR 14.  I think I'll try spinning up a 
> Ubuntu 16 VM to see if it acts different.  Very odd and annoying.
>
>
> -- 
> Brett Ferrell
> bferrell@fastmail.fm <ma...@fastmail.fm>
>
>
>
>
> On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
>>
>> Ok, sorry, I've never had that error and not knowing what had 
>> transpired during the script install thought it may have been 
>> something to do with that...
>>
>> However, given you've utilised the steps I posted, and I know for 
>> sure that works for Win10, you may simply find it's a matter of 
>> setting the correct parameters in Guacamole and/or the Win10 box.
>>
>> Other than the requisite IP address and port etc my Guacamole is set 
>> only to "ignore server certificate" (and one or two other things 
>> regarding font smooting and colour depth). Try setting that if you 
>> haven't already.
>>
>> Unfortunately the notes I have for my Win7/10 clients aren't to hand 
>> at present, so I can't be sure if there's anything else we do, but if 
>> that doesn't work you could try disabling NLA on the Win10 box to see 
>> if that sorts it out.
>>
>>
>> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>>> Ivan,
>>>
>>> Thanks, I just spun a fresh VM and ran through your steps (starting 
>>> with the 1:18 am posting), and everything seemed to go OK, but I 
>>> still get the ERROR 14 connecting to my Win10 VMs.
>>>
>>> So, probably my other setup is/was working OK, and there's something 
>>> odd in my (Win10) configuration, but I can't think of what it might 
>>> be.  As I say, I can RDP with the MS Mac client and Remmina (which 
>>> is totally vanilla) from the guac VM, so I know the client can work, 
>>> and both of my Guac vms are throwing this error.  I'm sure that 
>>> should be telling me something, but I have no idea what it is.
>>>
>>>
>>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for 
>>>> protocol "rdp"
>>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is 
>>>> "$ed6a7ee8-e082-4dfb-be73
>>>> -9cdd920d080f"
>>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. 
>>>> Defaulting to
>>>> security mode negotiation with server.
>>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>>>> Feb 16 04:21:34 guacdev guacd[32066]: User 
>>>> "@7866772d-d299-4583-b95f-b87d1682598
>>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 
>>>> users now presen
>>>> t)
>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "en-us-qwerty"
>>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as 
>>>> client 0x0002
>>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: 
>>>> segfault at 0 ip 00
>>>> 00000000000000 sp 00007f925133db18 *_error 14 in 
>>>> guacd_*[5576d4bbf000+7000]
>>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection 
>>>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>>>> 20d080f" removed.
>>>>
>>>> bferrell@clone:/var/log$ lsb_release -a
>>>> No LSB modules are available.
>>>> Distributor ID: Ubuntu
>>>> Description: *Ubuntu 18.04.4 LTS*
>>>> Release: 18.04
>>>> Codename: bionic
>>>>
>>>
>>> -- 
>>> Brett Ferrell
>>> bferrell@fastmail.fm <ma...@fastmail.fm>
>>>
>>>
>>>
>>>
>>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>>>
>>>> I'm not familiar with the error, and I don't know what the most 
>>>> recent form of that script does in terms of installed packages, but 
>>>> it may be worth checking the version of FreeRDP you have installed 
>>>> is compatible with whatever version of Guacamole you are running?
>>>>
>>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP 1.
>>>>
>>>> Also, if you'd like to check out this thread you'll see a cople of 
>>>> posts I made that show the steps required to install Guacamole 
>>>> 1.1.0 to a fresh Ubuntu server 18.04.2 VM:
>>>>
>>>> http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>>>>
>>>> I ran through that install process several times so I'm reasonably 
>>>> happy it should work 'out of the box' for RDP sessions if you 
>>>> followed the steps laid down.
>>>>
>>>>
>>>>
>>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>>>> I used Mystic's  install script
>>>>> <https://github.com/MysticRyuujin/guac-install> 
>>>>> <https://github.com/MysticRyuujin/guac-install>    to get Guacamole running
>>>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
>>>>> when I try to RDP it drops to black, tries to connect, and then fails with a
>>>>> "you have been disconnected message".  When I look at my syslog I see this.
>>>>>
>>>>>
>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
>>>>> "rdp"
>>>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
>>>>> Defaulting to security mode negotiation with server.
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
>>>>> (1 users now present)
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
>>>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
>>>>> 0x0004
>>>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
>>>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>>>>> guacd*[55899f077000+7000]
>>>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Sent from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>>>>>
>>>>> ---------------------------------------------------------------------
>>>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org 
>>>>> <ma...@guacamole.apache.org>
>>>>> For additional commands, e-mail:user-help@guacamole.apache.org <ma...@guacamole.apache.org>
>>>>>
>>>>>
>>>>>
>>>
>


Re: Error 114 in gaucd?

Posted by Brett Ferrell <bf...@fastmail.fm>.
Yea, I've tried with and without NLA enabled on the target, and have turned on ignore cert in gauc. Remmina seems only to have 32bit color, negotiate security, and sound off, and it connects fine. I'm sure I'm doing something wrong, but just in case someone sees it when I don't. I really do appreciate the input.

 * MacOS RDP connects fine
 * Remmina on GuacVM connects fine

 * NLA is disabled on Win10 target
 * Guac-have checked IP and port (actual doesn't seem to care if port is blank)
 * Guac-have checked to 'ignore cert' (it does seem to need this)
 * Guac-have set to 32b color (doesn't seem to care about this)
 * Guac-have checked pass/user (it clearly breaks with a bad pass)
 * Guac-have selected RDP protocol/location root
 * Guac-have set simultaneous connections to 10/10
 * Guac-security method, have tried blank/any/and NLA (when NLA was turned on on Win10)
 * Guac-everything else is blank
 * Guac-log seems to connect briefly before the error 14 in guacd
 * Guac-SSH protocol connects fine

Any RDP connection ends with ERROR 14. I think I'll try spinning up a Ubuntu 16 VM to see if it acts different. Very odd and annoying.


-- 
Brett Ferrell
bferrell@fastmail.fm




On Sun, Feb 16, 2020, at 3:51 AM, ivanmarcus wrote:
> Ok, sorry, I've never had that error and not knowing what had transpired during the script install thought it may have been something to do with that...

> However, given you've utilised the steps I posted, and I know for sure that works for Win10, you may simply find it's a matter of setting the correct parameters in Guacamole and/or the Win10 box.

> Other than the requisite IP address and port etc my Guacamole is set only to "ignore server certificate" (and one or two other things regarding font smooting and colour depth). Try setting that if you haven't already.

> Unfortunately the notes I have for my Win7/10 clients aren't to hand at present, so I can't be sure if there's anything else we do, but if that doesn't work you could try disabling NLA on the Win10 box to see if that sorts it out.

> 
> On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
>> Ivan,
>> 
>> Thanks, I just spun a fresh VM and ran through your steps (starting with the 1:18 am posting), and everything seemed to go OK, but I still get the ERROR 14 connecting to my Win10 VMs. 
>> 
>> So, probably my other setup is/was working OK, and there's something odd in my (Win10) configuration, but I can't think of what it might be. As I say, I can RDP with the MS Mac client and Remmina (which is totally vanilla) from the guac VM, so I know the client can work, and both of my Guac vms are throwing this error. I'm sure that should be telling me something, but I have no idea what it is.
>> 
>> 
>>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for protocol "rdp"
>>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is "$ed6a7ee8-e082-4dfb-be73
>>> -9cdd920d080f"
>>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. Defaulting to
>>> security mode negotiation with server.
>>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>>> Feb 16 04:21:34 guacdev guacd[32066]: User "@7866772d-d299-4583-b95f-b87d1682598
>>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 users now presen
>>> t)
>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "en-us-qwerty"
>>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as client 0x0002
>>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: segfault at 0 ip 00
>>> 00000000000000 sp 00007f925133db18 *_error 14 in guacd_*[5576d4bbf000+7000]
>>> Feb 16 04:21:35 guacdev guacd[31201]: Connection "$ed6a7ee8-e082-4dfb-be73-9cdd9
>>> 20d080f" removed.
>>> 
>>> bferrell@clone:/var/log$ lsb_release -a
>>> No LSB modules are available.
>>> Distributor ID: Ubuntu
>>> Description: *Ubuntu 18.04.4 LTS*
>>> Release: 18.04
>>> Codename: bionic
>>> 
>> 
>> -- 
>> Brett Ferrell
>> bferrell@fastmail.fm
>> 
>> 
>> 
>> 
>> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>> I'm not familiar with the error, and I don't know what the most recent form of that script does in terms of installed packages, but it may be worth checking the version of FreeRDP you have installed is compatible with whatever version of Guacamole you are running?

>>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP 1.

>>> Also, if you'd like to check out this thread you'll see a cople of posts I made that show the steps required to install Guacamole 1.1.0 to a fresh Ubuntu server 18.04.2 VM:

>>> http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html

>>> I ran through that install process several times so I'm reasonably happy it should work 'out of the box' for RDP sessions if you followed the steps laid down. 

>>> 

>>> 
>>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>>> I used Mystic's  install script
>>>> <https://github.com/MysticRyuujin/guac-install>   to get Guacamole running
in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
when I try to RDP it drops to black, tries to connect, and then fails with a
"you have been disconnected message".  When I look at my syslog I see this.


Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
"rdp"
Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
Defaulting to security mode negotiation with server.
Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
(1 users now present)
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
0x0004
Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
guacd*[55899f077000+7000]
Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.



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>>>> 
>> 

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
Ok, sorry, I've never had that error and not knowing what had transpired 
during the script install thought it may have been something to do with 
that...

However, given you've utilised the steps I posted, and I know for sure 
that works for Win10, you may simply find it's a matter of setting the 
correct parameters in Guacamole and/or the Win10 box.

Other than the requisite IP address and port etc my Guacamole is set 
only to "ignore server certificate" (and one or two other things 
regarding font smooting and colour depth). Try setting that if you 
haven't already.

Unfortunately the notes I have for my Win7/10 clients aren't to hand at 
present, so I can't be sure if there's anything else we do, but if that 
doesn't work you could try disabling NLA on the Win10 box to see if that 
sorts it out.


On 16/02/2020 5:38 p.m., Brett Ferrell wrote:
> Ivan,
>
> Thanks, I just spun a fresh VM and ran through your steps (starting 
> with the 1:18 am posting), and everything seemed to go OK, but I still 
> get the ERROR 14 connecting to my Win10 VMs.
>
> So, probably my other setup is/was working OK, and there's something 
> odd in my (Win10) configuration, but I can't think of what it might 
> be.  As I say, I can RDP with the MS Mac client and Remmina (which is 
> totally vanilla) from the guac VM, so I know the client can work, and 
> both of my Guac vms are throwing this error.  I'm sure that should be 
> telling me something, but I have no idea what it is.
>
>
>> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for 
>> protocol "rdp"
>> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is 
>> "$ed6a7ee8-e082-4dfb-be73
>> -9cdd920d080f"
>> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. 
>> Defaulting to
>> security mode negotiation with server.
>> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
>> Feb 16 04:21:34 guacdev guacd[32066]: User 
>> "@7866772d-d299-4583-b95f-b87d1682598
>> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 users 
>> now presen
>> t)
>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
>> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "en-us-qwerty"
>> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as 
>> client 0x0002
>> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: segfault 
>> at 0 ip 00
>> 00000000000000 sp 00007f925133db18 *_error 14 in 
>> guacd_*[5576d4bbf000+7000]
>> Feb 16 04:21:35 guacdev guacd[31201]: Connection 
>> "$ed6a7ee8-e082-4dfb-be73-9cdd9
>> 20d080f" removed.
>>
>> bferrell@clone:/var/log$ lsb_release -a
>> No LSB modules are available.
>> Distributor ID: Ubuntu
>> Description: *Ubuntu 18.04.4 LTS*
>> Release: 18.04
>> Codename: bionic
>>
>
> -- 
> Brett Ferrell
> bferrell@fastmail.fm <ma...@fastmail.fm>
>
>
>
>
> On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
>>
>> I'm not familiar with the error, and I don't know what the most 
>> recent form of that script does in terms of installed packages, but 
>> it may be worth checking the version of FreeRDP you have installed is 
>> compatible with whatever version of Guacamole you are running?
>>
>> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP 1.
>>
>> Also, if you'd like to check out this thread you'll see a cople of 
>> posts I made that show the steps required to install Guacamole 1.1.0 
>> to a fresh Ubuntu server 18.04.2 VM:
>>
>> http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html
>>
>> I ran through that install process several times so I'm reasonably 
>> happy it should work 'out of the box' for RDP sessions if you 
>> followed the steps laid down.
>>
>>
>>
>> On 15/02/2020 10:16 a.m., bferrell wrote:
>>> I used Mystic's  install script
>>> <https://github.com/MysticRyuujin/guac-install> 
>>> <https://github.com/MysticRyuujin/guac-install>    to get Guacamole running
>>> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
>>> when I try to RDP it drops to black, tries to connect, and then fails with a
>>> "you have been disconnected message".  When I look at my syslog I see this.
>>>
>>>
>>> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
>>> "rdp"
>>> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
>>> Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
>>> Defaulting to security mode negotiation with server.
>>> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
>>> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
>>> (1 users now present)
>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
>>> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
>>> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
>>> 0x0004
>>> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
>>> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
>>> guacd*[55899f077000+7000]
>>> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>>>
>>>
>>>
>>> --
>>> Sent from:http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>>>
>>> ---------------------------------------------------------------------
>>> To unsubscribe, e-mail:user-unsubscribe@guacamole.apache.org 
>>> <ma...@guacamole.apache.org>
>>> For additional commands, e-mail:user-help@guacamole.apache.org <ma...@guacamole.apache.org>
>>>
>>>
>


Re: Error 114 in gaucd?

Posted by Brett Ferrell <bf...@fastmail.fm>.
Ivan,

Thanks, I just spun a fresh VM and ran through your steps (starting with the 1:18 am posting), and everything seemed to go OK, but I still get the ERROR 14 connecting to my Win10 VMs. 

So, probably my other setup is/was working OK, and there's something odd in my (Win10) configuration, but I can't think of what it might be. As I say, I can RDP with the MS Mac client and Remmina (which is totally vanilla) from the guac VM, so I know the client can work, and both of my Guac vms are throwing this error. I'm sure that should be telling me something, but I have no idea what it is.


> Feb 16 04:21:34 guacdev guacd[31201]: Creating new client for protocol "rdp"
> Feb 16 04:21:34 guacdev guacd[31201]: Connection ID is "$ed6a7ee8-e082-4dfb-be73
> -9cdd920d080f"
> Feb 16 04:21:34 guacdev guacd[32066]: No security mode specified. Defaulting to
> security mode negotiation with server.
> Feb 16 04:21:34 guacdev guacd[32066]: Resize method: none
> Feb 16 04:21:34 guacdev guacd[32066]: User "@7866772d-d299-4583-b95f-b87d1682598
> 4" joined connection "$ed6a7ee8-e082-4dfb-be73-9cdd920d080f" (1 users now presen
> t)
> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "base"
> Feb 16 04:21:34 guacdev guacd[32066]: Loading keymap "en-us-qwerty"
> Feb 16 04:21:35 guacdev guacd[32066]: Connected to RDPDR 1.13 as client 0x0002
> Feb 16 04:21:35 guacdev kernel: [ 4967.241677] guacd[32072]: segfault at 0 ip 00
> 00000000000000 sp 00007f925133db18 *_error 14 in guacd_*[5576d4bbf000+7000]
> Feb 16 04:21:35 guacdev guacd[31201]: Connection "$ed6a7ee8-e082-4dfb-be73-9cdd9
> 20d080f" removed.
> 
> bferrell@clone:/var/log$ lsb_release -a
> No LSB modules are available.
> Distributor ID: Ubuntu
> Description: *Ubuntu 18.04.4 LTS*
> Release: 18.04
> Codename: bionic
> 

-- 
Brett Ferrell
bferrell@fastmail.fm




On Fri, Feb 14, 2020, at 7:06 PM, ivanmarcus wrote:
> I'm not familiar with the error, and I don't know what the most recent form of that script does in terms of installed packages, but it may be worth checking the version of FreeRDP you have installed is compatible with whatever version of Guacamole you are running?

> Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP 1.

> Also, if you'd like to check out this thread you'll see a cople of posts I made that show the steps required to install Guacamole 1.1.0 to a fresh Ubuntu server 18.04.2 VM:

> http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html

> I ran through that install process several times so I'm reasonably happy it should work 'out of the box' for RDP sessions if you followed the steps laid down. 

> 

> 
> On 15/02/2020 10:16 a.m., bferrell wrote:
>> I used Mystic's  install script
>> <https://github.com/MysticRyuujin/guac-install>   to get Guacamole running
in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
when I try to RDP it drops to black, tries to connect, and then fails with a
"you have been disconnected message".  When I look at my syslog I see this.


Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
"rdp"
Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
Defaulting to security mode negotiation with server.
Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
(1 users now present)
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
0x0004
Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
guacd*[55899f077000+7000]
Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.



--
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>> 

Re: Error 114 in gaucd?

Posted by ivanmarcus <iv...@yahoo.com.INVALID>.
I'm not familiar with the error, and I don't know what the most recent 
form of that script does in terms of installed packages, but it may be 
worth checking the version of FreeRDP you have installed is compatible 
with whatever version of Guacamole you are running?

Guacamole 1.1.0 uses FreeRDP 2, earlier versions require FreerRDP 1.

Also, if you'd like to check out this thread you'll see a cople of posts 
I made that show the steps required to install Guacamole 1.1.0 to a 
fresh Ubuntu server 18.04.2 VM:

http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/ANNOUNCE-Apache-Guacamole-1-1-0-td7127.html

I ran through that install process several times so I'm reasonably happy 
it should work 'out of the box' for RDP sessions if you followed the 
steps laid down.



On 15/02/2020 10:16 a.m., bferrell wrote:
> I used Mystic's  install script
> <https://github.com/MysticRyuujin/guac-install>   to get Guacamole running
> in a new Ubuntu 18.04 VM, and it connects to my Linux VNC clients fine, but
> when I try to RDP it drops to black, tries to connect, and then fails with a
> "you have been disconnected message".  When I look at my syslog I see this.
>
>
> Feb 14 21:03:29 guacamole guacd[1503]: Creating new client for protocol
> "rdp"
> Feb 14 21:03:29 guacamole guacd[1503]: Connection ID is "$xyz"
> Feb 14 21:03:30 guacamole guacd[29738]: No security mode specified.
> Defaulting to security mode negotiation with server.
> Feb 14 21:03:30 guacamole guacd[29738]: Resize method: none
> Feb 14 21:03:30 guacamole guacd[29738]: User "@abc" joined connection "$xyz"
> (1 users now present)
> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "base"
> Feb 14 21:03:30 guacamole guacd[29738]: Loading keymap "en-us-qwerty"
> Feb 14 21:03:30 guacamole guacd[29738]: Connected to RDPDR 1.13 as client
> 0x0004
> Feb 14 21:03:31 guacamole *kernel: [70397.118595] guacd[29744]: segfault at
> 0 ip 0000000000000000 sp 00007f388b7dcb18 error 14 in
> guacd*[55899f077000+7000]
> Feb 14 21:03:31 guacamole guacd[1503]: Connection "$xyz" removed.
>
>
>
> --
> Sent from: http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: user-unsubscribe@guacamole.apache.org
> For additional commands, e-mail: user-help@guacamole.apache.org
>