In this post, you’ll learn more about the Oracle ErrorORA-44502: QMEL: Lock not found. with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-44502: QMEL: Lock not found.
Reason for the Error ORA-44502: QMEL: Lock not found.
Lock not found
How to fix the Error ORA-44502: QMEL: Lock not found. ?
You can fix this error in Oracle by following the below steps
Check arguments