Oracle Solution for Error ora-15079
What triggered the Error:
The file to which the I/O request was issued was closed. This could have been a consequence of the diskgroup being dismounted.What should we do to fix it:
Make sure the diskgroup is mounted and the file is 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
