How to fix the Oracle error TNS-04088: Unable to close atleast one of the connections.?

In this post, you’ll learn more about the Oracle ErrorTNS-04088: Unable to close atleast one of the connections. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-04088: Unable to close atleast one of the connections.

Reason for the Error TNS-04088: Unable to close atleast one of the connections.

Cause: CMCTL was unable to close one or more connections. Possible reason could be closing a connection that was not present.

How to fix the Error TNS-04088: Unable to close atleast one of the connections. ?

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

Action: Turn on tracing and logging, retry operation. Information in the log files would help.