database update to revision: 22 failed

Buona sera,
Quando starto il server mi da questo errore su SQL come risolvo?

2015-01-03 21:10:10.468581|INFO |ServerLibPriv | | TeamSpeak 3 Server 3.0.11.2 (2014-12-15 14:43:52)
2015-01-03 21:10:10.469048|INFO |ServerLibPriv | | SystemInformation: Linux 2.6.32-042stab094.7 #1 SMP Wed Oct 22 12:43:21 MSK 2014 x86_64 Binary: 64bit
2015-01-03 21:10:10.469090|INFO |ServerLibPriv | | Using hardware aes
2015-01-03 21:10:10.471871|INFO |DatabaseQuery | | dbPlugin name: SQLite3 plugin, Version 2, (c)TeamSpeak Systems GmbH
2015-01-03 21:10:10.472108|INFO |DatabaseQuery | | dbPlugin version: 3.6.21
2015-01-03 21:10:10.473095|INFO |DatabaseQuery | | checking database integrity (may take a while)
2015-01-03 21:10:10.502769|ERROR |DatabaseQuery | | db_exec failed duplicate column name: token_from_client_id
2015-01-03 21:10:10.502843|ERROR |DatabaseQuery | | db_exec() ALTER TABLE tokens ADD COLUMN token_from_client_id int unsigned; error: duplicate column name: token_from_client_id
2015-01-03 21:10:10.502884|ERROR |SQL | | database update to revision: 22 failed!

Via MP ha comunicato che ha risolto resettando, ad ogni modo il problema era la colonna token_from_client_id della tabella tokens da eliminare.