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Posted to dev@directory.apache.org by "Maxim Solodovnik (JIRA)" <ji...@apache.org> on 2017/04/03 15:12:41 UTC
[jira] [Commented] (DIRAPI-295) Unexpected DecoderException: The
length of controls must not be null
[ https://issues.apache.org/jira/browse/DIRAPI-295?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15953648#comment-15953648 ]
Maxim Solodovnik commented on DIRAPI-295:
-----------------------------------------
Here are 2 dumps: one made by ldapsearch tool, other made by directory java API
https://yadi.sk/d/fl2jDtBQ3GSuuq
> Unexpected DecoderException: The length of controls must not be null
> --------------------------------------------------------------------
>
> Key: DIRAPI-295
> URL: https://issues.apache.org/jira/browse/DIRAPI-295
> Project: Directory Client API
> Issue Type: Bug
> Affects Versions: 1.0.0-RC2
> Reporter: Maxim Solodovnik
>
> We are using directory API 1.0.0-RC2 to perform LDAP queries
> One of our users uses Samba 4.0.0alpha10 as LDAP server
> And report he got weird stacktrace (sorry for the huge hex dump):
> Maybe you can say what is wrong based on this dump?
> The original report is in Russian, I can provide the link to it if you like to
> Thanks in advance for the help!
> {code}
> [ERROR] [NioProcessor-66] org.apache.directory.api.ldap.codec.actions.controls.InitControls - The length of controls must not be null
> WARN 03-24 10:54:10.115 LdapNetworkConnection.java 68766033 1912 org.apache.directory.ldap.client.api.LdapNetworkConnection [NioProcessor-66] - org.apache.directory.api.ldap.codec.api.ResponseCarryingException: The length of controls must not be null (Hexdump: 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 50 00 06 00 1A 00 08 00 01 00 43 00 74 00 78 00 43 00 66 00 67 00 50 00 72 00 65 00 73 00 65 00 6E 00 74 00 35 35 31 65 30 62 62 30 18 00 08 00 01 00 43 00 74 00 78 00 43 00 66 00 67 00 46 00 6C 00 61 00 67 00 73 00 31 00 30 30 66 30 65 30 65 37 12 00 08 00 01 00 43 00 74 00 78 00 53 00 68 00 61 00 64 00 6F 00 77 00 30 32 30 30 30 30 30 30 2A 00 02 00 01 00 43 00 74 00 78 00 4D 00 69 00 6E 00 45 00 6E 00 63 00 72 00 79 00 70 00 74 00 69 00 6F 00 6E 00 4C 00 65 00 76 00 65 00 6C 00 30 31 20 00 54 00 01 00 43 00 74 00 78 00 57 00 6F 00 72 00 6B 00 44 00 69 00 72 00 65 00 63 00 74 00 6F 00 72 00 79 00 34 33 33 61 35 63 35 30 37 32 36 66 36 37 37 32 36 31 36 64 32 30 34 36 36 39 36 63 36 35 37 33 32 30 32 38 37 38 33 38 33 36 32 39 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 34 38 34 34 34 34 30 30 22 00 7C 00 01 00 43 00 74 00 78 00 49 00 6E 00 69 00 74 00 69 00 61 00 6C 00 50 00 72 00 6F 00 67 00 72 00 61 00 6D 00 34 33 33 61 35 63 35 30 37 32 36 66 36 37 37 32 36 31 36 64 32 30 34 36 36 39 36 63 36 35 37 33 32 30 32 38 37 38 33 38 33 36 32 39 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 34 38 34 34 34 34 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 32 65 36 35 37 38 36 35 30 30 22 0A 41 00 00 00 00 00 00 00 00 00 00 00 70 B3 76 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 08 00 00 00 70 0C 15 E8 00 00 00 00 78 B4 2E 0A 00 00 00 00 6B 65 79 63 6F 6C 6C 00 00 00 00 00 41 00 00 00 70 B3 76 0A A8 9B C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 98 9B C8 0A 0A 00 00 00 70 0C 15 E8 00 00 00 00 D0 98 C8 0A 00 00 00 00 67 69 76 65 6E 4E 61 6D 65 00 79 08 41 00 00 00 68 9B C8 0A 28 9C C8 0A 00 00 00 00 E8 9B C8 0A 00 00 00 00 00 00 00 00 8D A0 7E 08 08 00 00 00 70 0C 15 E8 00 00 00 00 00 00 00 00 00 00 00 00 18 9C C8 0A 07 00 00 00 73 0C 15 E8 41 00 00 00 00 00 00 00 00 00 00 00 A8 9B C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 08 00 00 00 70 0C 15 E8 00 00 00 00 F8 19 79 08 01 00 00 00 6B 65 79 63 6F 6C 6C 00 61 63 6B 22 49 00 00 00 A8 9B C8 0A 70 9C C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 9C C8 0A 0D 00 00 00 70 0C 15 E8 00 00 00 00 73 0C 15 E8 00 00 00 00 69 6E 73 74 61 6E 63 65 54 79 70 65 00 00 00 00 98 9A B4 0A 41 00 00 00 28 9C C8 0A A8 EB 1D 0A 00 00 00 00 B0 9C C8 0A 00 00 00 00 00 00 00 00 8D A0 7E 08 08 00 00 00 70 0C 15 E8 00 00 00 00 5C 70 69 70 65 5C 73 70 E0 9C C8 0A 01 00 00 00 00 00 00 00 39 00 00 00 00 00 00 00 00 00 00 00 70 9C C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 02 00 00 00 70 0C 15 E8 00 00 00 00 73 0C 15 E8 00 00 00 00 34 00 15 E8 19 00 00 00 80 98 C8 0A 78 C3 9B 0A 80 9D 08 0A 94 47 8E 08 18 00 00 00 18 00 00 00 00 00 00 00 AC 6B 0C 0A B4 6B 0C 0A 10 AD CE 0A A4 72 00 00 19 00 00 00 43 4F 4D 50 41 4E 59 2E 4C 4F 43 41 4C 00 20 20 2B 1C F2 E8 41 00 00 00 00 00 00 00 00 00 00 00 D8 86 0C 0A 00 00 00 00 00 00 00 00 30 2B 04 0E 6D 73 54 53 4D 61 6E 61 67 69 6E 67 4C 53 31 19 04 17 30 30 34 37 37 2D 30 30 31 2D 39 36 38 30 33 33 36 2D 38 34 37 36 38 30 1E 04 12 6D 73 54 53 4C 69 63 65 6E 73 65 56 65 72 73 69 6F 6E 31 08 04 06 33 39 33 32 31 36 30 27 04 0E 6D 73 54 53 45 78 70 69 72 65 44 61 74 65 31 15 04 13 32 30 31 37 30 35 30 36 30 36 30 33 32 30 2E 30 30 30 5A 30 22 04 0B 77 68 65 6E 43 68 61 6E 67 65 64 31 13 04 11 32 30 31 37 30 33 30 37 30 36 30 33 32 31 2E 30 5A 30 17 04 0A 75 53 4E 43 68 61 6E 67 65 64 31 09 04 07 31 34 30 39 31 30 38 30 4B 04 11 64 69 73 74 69 6E 67 75 69 73 68 65 64 4E 61 6D 65 31 36 04 34 43 4E 3D 6B 65 79 63 6F 6C 6C 2C 4F 55 3D 53 65 72 76 69 63 65 2C 4F 55 3D 48 6F 6C 64 69 6E 67 2C 44 43 3D 63 6F 6D 70 61 6E 79 2C 44 43 3D 6C 6F 63 61 6C 30 0E 02 01 03 65 07 0A 01 00 04 00 04 00 A0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00)
> org.apache.mina.filter.codec.ProtocolDecoderException: org.apache.directory.api.ldap.codec.api.ResponseCarryingException: The length of controls must not be null (Hexdump: 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 20 00 50 00 06 00 1A 00 08 00 01 00 43 00 74 00 78 00 43 00 66 00 67 00 50 00 72 00 65 00 73 00 65 00 6E 00 74 00 35 35 31 65 30 62 62 30 18 00 08 00 01 00 43 00 74 00 78 00 43 00 66 00 67 00 46 00 6C 00 61 00 67 00 73 00 31 00 30 30 66 30 65 30 65 37 12 00 08 00 01 00 43 00 74 00 78 00 53 00 68 00 61 00 64 00 6F 00 77 00 30 32 30 30 30 30 30 30 2A 00 02 00 01 00 43 00 74 00 78 00 4D 00 69 00 6E 00 45 00 6E 00 63 00 72 00 79 00 70 00 74 00 69 00 6F 00 6E 00 4C 00 65 00 76 00 65 00 6C 00 30 31 20 00 54 00 01 00 43 00 74 00 78 00 57 00 6F 00 72 00 6B 00 44 00 69 00 72 00 65 00 63 00 74 00 6F 00 72 00 79 00 34 33 33 61 35 63 35 30 37 32 36 66 36 37 37 32 36 31 36 64 32 30 34 36 36 39 36 63 36 35 37 33 32 30 32 38 37 38 33 38 33 36 32 39 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 34 38 34 34 34 34 30 30 22 00 7C 00 01 00 43 00 74 00 78 00 49 00 6E 00 69 00 74 00 69 00 61 00 6C 00 50 00 72 00 6F 00 67 00 72 00 61 00 6D 00 34 33 33 61 35 63 35 30 37 32 36 66 36 37 37 32 36 31 36 64 32 30 34 36 36 39 36 63 36 35 37 33 32 30 32 38 37 38 33 38 33 36 32 39 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 34 38 34 34 34 34 35 63 34 62 36 35 37 39 34 33 36 66 36 63 36 63 36 35 36 33 37 34 36 66 37 32 35 37 35 30 34 36 32 65 36 35 37 38 36 35 30 30 22 0A 41 00 00 00 00 00 00 00 00 00 00 00 70 B3 76 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 08 00 00 00 70 0C 15 E8 00 00 00 00 78 B4 2E 0A 00 00 00 00 6B 65 79 63 6F 6C 6C 00 00 00 00 00 41 00 00 00 70 B3 76 0A A8 9B C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 98 9B C8 0A 0A 00 00 00 70 0C 15 E8 00 00 00 00 D0 98 C8 0A 00 00 00 00 67 69 76 65 6E 4E 61 6D 65 00 79 08 41 00 00 00 68 9B C8 0A 28 9C C8 0A 00 00 00 00 E8 9B C8 0A 00 00 00 00 00 00 00 00 8D A0 7E 08 08 00 00 00 70 0C 15 E8 00 00 00 00 00 00 00 00 00 00 00 00 18 9C C8 0A 07 00 00 00 73 0C 15 E8 41 00 00 00 00 00 00 00 00 00 00 00 A8 9B C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 08 00 00 00 70 0C 15 E8 00 00 00 00 F8 19 79 08 01 00 00 00 6B 65 79 63 6F 6C 6C 00 61 63 6B 22 49 00 00 00 A8 9B C8 0A 70 9C C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 58 9C C8 0A 0D 00 00 00 70 0C 15 E8 00 00 00 00 73 0C 15 E8 00 00 00 00 69 6E 73 74 61 6E 63 65 54 79 70 65 00 00 00 00 98 9A B4 0A 41 00 00 00 28 9C C8 0A A8 EB 1D 0A 00 00 00 00 B0 9C C8 0A 00 00 00 00 00 00 00 00 8D A0 7E 08 08 00 00 00 70 0C 15 E8 00 00 00 00 5C 70 69 70 65 5C 73 70 E0 9C C8 0A 01 00 00 00 00 00 00 00 39 00 00 00 00 00 00 00 00 00 00 00 70 9C C8 0A 00 00 00 00 00 00 00 00 00 00 00 00 28 FF 83 08 02 00 00 00 70 0C 15 E8 00 00 00 00 73 0C 15 E8 00 00 00 00 34 00 15 E8 19 00 00 00 80 98 C8 0A 78 C3 9B 0A 80 9D 08 0A 94 47 8E 08 18 00 00 00 18 00 00 00 00 00 00 00 AC 6B 0C 0A B4 6B 0C 0A 10 AD CE 0A A4 72 00 00 19 00 00 00 43 4F 4D 50 41 4E 59 2E 4C 4F 43 41 4C 00 20 20 2B 1C F2 E8 41 00 00 00 00 00 00 00 00 00 00 00 D8 86 0C 0A 00 00 00 00 00 00 00 00 30 2B 04 0E 6D 73 54 53 4D 61 6E 61 67 69 6E 67 4C 53 31 19 04 17 30 30 34 37 37 2D 30 30 31 2D 39 36 38 30 33 33 36 2D 38 34 37 36 38 30 1E 04 12 6D 73 54 53 4C 69 63 65 6E 73 65 56 65 72 73 69 6F 6E 31 08 04 06 33 39 33 32 31 36 30 27 04 0E 6D 73 54 53 45 78 70 69 72 65 44 61 74 65 31 15 04 13 32 30 31 37 30 35 30 36 30 36 30 33 32 30 2E 30 30 30 5A 30 22 04 0B 77 68 65 6E 43 68 61 6E 67 65 64 31 13 04 11 32 30 31 37 30 33 30 37 30 36 30 33 32 31 2E 30 5A 30 17 04 0A 75 53 4E 43 68 61 6E 67 65 64 31 09 04 07 31 34 30 39 31 30 38 30 4B 04 11 64 69 73 74 69 6E 67 75 69 73 68 65 64 4E 61 6D 65 31 36 04 34 43 4E 3D 6B 65 79 63 6F 6C 6C 2C 4F 55 3D 53 65 72 76 69 63 65 2C 4F 55 3D 48 6F 6C 64 69 6E 67 2C 44 43 3D 63 6F 6D 70 61 6E 79 2C 44 43 3D 6C 6F 63 61 6C 30 0E 02 01 03 65 07 0A 01 00 04 00 04 00 A0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00)
> at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:240)
> at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542)
> at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48)
> at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947)
> at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
> at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542)
> at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535)
> at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703)
> at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659)
> at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648)
> at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68)
> at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120)
> at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: org.apache.directory.api.ldap.codec.api.ResponseCarryingException: The length of controls must not be null
> at org.apache.directory.api.ldap.codec.protocol.mina.LdapProtocolDecoder.decode(LdapProtocolDecoder.java:176)
> at org.apache.directory.api.ldap.codec.protocol.mina.LdapProtocolDecoder.decode(LdapProtocolDecoder.java:92)
> at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:231)
> ... 15 common frames omitted
> Caused by: org.apache.directory.api.asn1.DecoderException: The length of controls must not be null
> at org.apache.directory.api.ldap.codec.actions.controls.InitControls.action(InitControls.java:73)
> at org.apache.directory.api.ldap.codec.actions.controls.InitControls.action(InitControls.java:41)
> at org.apache.directory.api.asn1.ber.grammar.AbstractGrammar.executeAction(AbstractGrammar.java:136)
> at org.apache.directory.api.asn1.ber.Asn1Decoder.treatTLVDoneState(Asn1Decoder.java:600)
> at org.apache.directory.api.asn1.ber.Asn1Decoder.decode(Asn1Decoder.java:736)
> at org.apache.directory.api.ldap.codec.protocol.mina.LdapProtocolDecoder.decode(LdapProtocolDecoder.java:143)
> ... 17 common frames omitted
> ERROR 03-24 10:54:10.122 LdapLoginManagement.java 68766040 336 org.apache.openmeetings.core.ldap.LdapLoginManagement [http-nio-0.0.0.0-5080-exec-4] - LDAP entry is null, search or lookup by Dn failed
> {code}
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