ORA-00254: error in archive control string 'string'
What triggered the Error:
The specified archive log location is invalid in the archive command or the LOG_ARCHIVE_DEST initialization parameter.What should we do to fix it:
Check the archive string used to make sure it refers to a valid online device.
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