ORA-00323: Current log of thread string not useable and all others need archiving
What triggered the Error:
Attempt to open thread failed because it is necessary to switch redo generation to another online log, but all the other logs need to be archived before they can be used.What should we do to fix it:
Archive the logs for the thread then retry open.
If this was not sufficient go over to:
Oracle Official Support Knowledge Center
Or maybe those geeks at: StackOverflow Board
Or maybe those geeks at: StackOverflow Board