In this post, you’ll learn more about the Oracle ErrorORA-26727: Cannot alter queue_to_queue property of existing propagation. with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-26727: Cannot alter queue_to_queue property of existing propagation.
Reason for the Error ORA-26727: Cannot alter queue_to_queue property of existing propagation.
The queue_to_queue property was specified for an existing propagation.
How to fix the Error ORA-26727: Cannot alter queue_to_queue property of existing propagation. ?
You can fix this error in Oracle by following the below steps
Pass NULL for the queue_to_queue argument.