ORA-01615: instance string (thread string) is mounted - cannot disable
Cause: Some instance, possibly this one, has allocated the thread for its use. The thread can not be disabled while in use.
Action: Shut the instance down cleany using the thread.
Cause: Some instance, possibly this one, has allocated the thread for its use. The thread can not be disabled while in use.
Action: Shut the instance down cleany using the thread.
