Oracle Solution for Error ora-01158
ORA-01158: database string already mounted
What triggered the Error:
Another instance has a database by this name mounted.What should we do to fix it:
Find which instance is still running. Perhaps you have not lost the control files after all.
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
