ORA-00280: change string for thread string is in sequence #string
What triggered the Error:
This message helps to locate the redo log file with the specified change number requested by other messages.What should we do to fix it:
Use the information provided in this message to specify the required archived redo log files for other errors.
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