How to fix the Oracle error TNS-04013: CMCTL timed out waiting for Oracle Connection Manager to start?

In this post, you’ll learn more about the Oracle ErrorTNS-04013: CMCTL timed out waiting for Oracle Connection Manager to start with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-04013: CMCTL timed out waiting for Oracle Connection Manager to start

Reason for the Error TNS-04013: CMCTL timed out waiting for Oracle Connection Manager to start

Cause: Oracle Connection Manager internal registrations have not been completed.

How to fix the Error TNS-04013: CMCTL timed out waiting for Oracle Connection Manager to start ?

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

Action: Turn on logging or tracing to get more information about this error. If the problem persists, contact Oracle Support Services.