database error

good day What happens is that it was modifying a file server which is ts3server.sqlitedb" I do not know how to restore. Can somebody help me? Thank

some certain clients that am not able to remove server groups from them , however i can add these server groups but if i try to remove it , it says database error . can anyone help ? and server lags 2016-02-16 22:09:35.075989|ERROR |DatabaseQuery | |db_open() select * from...