[HELP] few errors info

Hello I got a lot of error

is there someone who knows if those records are erorrs or not? or is there any solution for those records

1)

06/30/2010 14:03:12.375, not active user try save. dbid[13254]

2)

06/30/2010 16:47:07.609, [.\UserSocket.cpp][6589] hacking? user[xxxxx] skill_name_id is invalid

3)

06/30/2010 19:27:46.734, fetch_i : Access violation. Read[8cc], ai[dark_choir_player] event[NO_DESIRE], pc[20], sp[0]

4)

06/30/2010 21:00:05.953, [.\Pet.cpp][139] Load Pet(0) from db failed
06/30/2010 21:00:05.953, [.\Socket.cpp][9603] RequestSavePet failed. invalid

5)

06/30/2010 21:00:17.093, [.\PrecompiledHeaderDB.cpp][269] invalid skill_name_id[0] id[0] level[0]

6)

06/30/2010 21:00:20.078, [.\Skill.cpp][796] Unregistered skill(0-0)

7)

06/30/2010 21:27:59.484, [.\NPC.cpp][13298] Rand(0) -_-

8 )

07/01/2010 00:46:21.687, [.\Residence.cpp][1257] undefined (or unregistered) Residence[Rune]

9)

07/01/2010 00:53:10.296, [.\User.cpp][1836] ORT - User Release failed. Who[xxxxx], refcount[1]

10)

07/01/2010 00:00:18.703, Error sql: exec Sp_CheckPortal_Log_A '2010-06-30',1,'LogD',0,'' (0)
07/01/2010 00:00:18.703, Error 42000:[Microsoft][ODBC SQL Server Driver][sql Server]Could not find stored procedure 'Sp_CheckPortal_Log_A'.
07/01/2010 00:00:18.718, Error sql: exec Sp_BulkInsPortalLog_A 1,'LogD','2010-06-30','C:\_server\Server\L2logD\log\chat\2010-06-30-23-01-comm-chat1.log',2,0,'' (0)
07/01/2010 00:00:18.718, Error 42000:[Microsoft][ODBC SQL Server Driver][sql Server]Could not find stored procedure 'Sp_BulkInsPortalLog_A'.
07/01/2010 00:00:18.718, Error sql: exec Sp_CheckPortal_Log_A '2010-06-30',1,'LogD',0,'' (0)
07/01/2010 00:00:18.718, Error 42000:[Microsoft][ODBC SQL Server Driver][sql Server]Could not find stored procedure 'Sp_CheckPortal_Log_A'.
07/01/2010 00:00:18.718, Error sql: exec Sp_BulkInsPortalLog_A 1,'LogD','2010-06-30 12:00:00','C:\_server\Server\L2logD\log\in\2010-06-30-23-01-comm-in1.log',1,0,'' (0)
07/01/2010 00:00:18.718, Error 42000:[Microsoft][ODBC SQL Server Driver][sql Server]Could not find stored procedure 'Sp_BulkInsPortalLog_A'.

Thank you