Oracle Error Message
ORA-07491: scgrcl: cannot cancel lock request.
Reason for the Error
lm_cancel failed during lock release/cancel.
Solution
Check result code in sercerrno. Possible lock manager failure.
ORA-07491: scgrcl: cannot cancel lock request.
lm_cancel failed during lock release/cancel.
Check result code in sercerrno. Possible lock manager failure.