How to fix the Oracle error ORA-24011: cannot drop QUEUE, string should be stopped first?

In this post, you’ll learn more about the Oracle ErrorORA-24011: cannot drop QUEUE, string should be stopped first with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-24011: cannot drop QUEUE, string should be stopped first

Reason for the Error ORA-24011: cannot drop QUEUE, string should be stopped first

The queue has not been stopped i.e. either enqueue or dequeue is still enabled.

How to fix the Error ORA-24011: cannot drop QUEUE, string should be stopped first ?

You can fix this error in Oracle by following the below steps

Stop the queue first using the STOP_QUEUE command and disable it from both enqueueing and dequeueing.