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Posted to users@jena.apache.org by Mikael Pesonen <mi...@lingsoft.fi> on 2016/03/08 10:40:17 UTC
Unsupported major.minor version 52.0
Hi,
tried to run
fuseki-server --update --mem /ds
in apache-jena-fuseki-2.3.1
and got this error
Exception in thread "main" java.lang.UnsupportedClassVersionError:
org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at
sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
System is clean install of Ubuntu 14.04.4 LTS
java version "1.7.0_95"
OpenJDK Runtime Environment (IcedTea 2.6.4) (7u95-2.6.4-0ubuntu0.14.04.1)
OpenJDK 64-Bit Server VM (build 24.95-b01, mixed mode)
Br,
Mikael
--
www.lingsoft.fi
Speech Applications - Language Management - Translation - Reader's and Writer's Tools - Text Tools - E-books and M-books
Mikael Pesonen
System Engineer
e-mail: mikael.pesonen@lingsoft.fi
Tel. +358 2 279 3300
Time zone: GMT+2
Helsinki Office
Eteläranta 10
FI-00130 Helsinki
FINLAND
Turku Office
Linnankatu 10 A
FI-20100 Turku
FINLAND
Re: Unsupported major.minor version 52.0
Posted by Mikael Pesonen <mi...@lingsoft.fi>.
Thanks! Didn't realize that Ubuntu would include an old version. Getting
oracle-java8-installer fixed thing.
Br,
Mikael
On 8.3.2016 11:42, Stefan Scheffler wrote:
> Hi,
> Probably wrong java version. Try to use 1.8
>
> Am 08.03.2016 um 10:40 schrieb Mikael Pesonen:
>>
>> Hi,
>>
>> tried to run
>>
>> fuseki-server --update --mem /ds
>>
>> in apache-jena-fuseki-2.3.1
>>
>> and got this error
>>
>> Exception in thread "main" java.lang.UnsupportedClassVersionError:
>> org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor
>> version 52.0
>> at java.lang.ClassLoader.defineClass1(Native Method)
>> at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
>> at
>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>> at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
>> at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
>> at java.security.AccessController.doPrivileged(Native Method)
>> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
>> at
>> sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
>>
>> System is clean install of Ubuntu 14.04.4 LTS
>>
>> java version "1.7.0_95"
>> OpenJDK Runtime Environment (IcedTea 2.6.4)
>> (7u95-2.6.4-0ubuntu0.14.04.1)
>> OpenJDK 64-Bit Server VM (build 24.95-b01, mixed mode)
>>
>>
>> Br,
>> Mikael
>>
>
--
www.lingsoft.fi
Speech Applications - Language Management - Translation - Reader's and Writer's Tools - Text Tools - E-books and M-books
Mikael Pesonen
System Engineer
e-mail: mikael.pesonen@lingsoft.fi
Tel. +358 2 279 3300
Time zone: GMT+2
Helsinki Office
Eteläranta 10
FI-00130 Helsinki
FINLAND
Turku Office
Linnankatu 10 A
FI-20100 Turku
FINLAND
Re: Unsupported major.minor version 52.0
Posted by Stefan Scheffler <ss...@avantgarde-labs.de>.
Hi,
Probably wrong java version. Try to use 1.8
Am 08.03.2016 um 10:40 schrieb Mikael Pesonen:
>
> Hi,
>
> tried to run
>
> fuseki-server --update --mem /ds
>
> in apache-jena-fuseki-2.3.1
>
> and got this error
>
> Exception in thread "main" java.lang.UnsupportedClassVersionError:
> org/apache/jena/fuseki/cmd/FusekiCmd : Unsupported major.minor version
> 52.0
> at java.lang.ClassLoader.defineClass1(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
> at
> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
> at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
> at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
> at
> sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
>
> System is clean install of Ubuntu 14.04.4 LTS
>
> java version "1.7.0_95"
> OpenJDK Runtime Environment (IcedTea 2.6.4) (7u95-2.6.4-0ubuntu0.14.04.1)
> OpenJDK 64-Bit Server VM (build 24.95-b01, mixed mode)
>
>
> Br,
> Mikael
>
--
Stefan Scheffler
Software Developer
Telefon: +49(0)351 - 215 908 34
Fax: +49(0)322 - 241 80384
Email: sscheffler@avantgarde-labs.de
Website: www.avantgarde-labs.de
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