How to fix the Oracle error ORA-25248: duplicate agent specified in the agent list?

In this post, you’ll learn more about the Oracle ErrorORA-25248: duplicate agent specified in the agent list with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-25248: duplicate agent specified in the agent list

Reason for the Error ORA-25248: duplicate agent specified in the agent list

An agent was specified more than once in the agent list of the LISTEN call.

How to fix the Error ORA-25248: duplicate agent specified in the agent list ?

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

Remove the duplicate agent specification(s), and retry the call.