Hey. I've got problem after moving my server from hosting to VPS. I am getting this error. What can i do?

SqliteException: Could not execute SQL statement.
at Facepunch.Sqlite.Database.Execute (System.String query, System.Object[] arguments) [0x00037] in <1fd3a6a3f99b46b5a4bcff98cab4cfb0>:0
at FileStorage.Store (System.Byte[] data, FileStorage+Type type, System.UInt32 entityID, System.UInt32 numID) [0x00021] in <4541139117b34a15aeed749a30135557>:0
at Oxide.Plugins.ImageLibrary+ImageAssets.StoreByteArray (System.Byte[] bytes, System.String name) [0x00006] in :0
at Oxide.Plugins.ImageLibrary+ImageAssets+c__Iterator0.MoveNext () [0x00133] in :0
at UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) [0x00027] in <5efc91990d9549c2a2cf3874065a5193>:0