ORA-00361 Cannot remove last log member %s for group %s

Cause: An attempt has been made to remove the last member of a log file group. Action: If desired, delete the entire log, by using DROP LOGFILE.

ORA-00355 Change numbers out of order

Cause: A change number found in the redo log is lower than a previously encountered change number. The log is corrupted in some way. The corruption may be at the earlier change or at this one. Action: Do recovery with a good version of the log or do time based recovery up to the indicated…