How to fix the Oracle error PGU-00359: monitor already active?

In this post, you’ll learn more about the Oracle ErrorPGU-00359: monitor already active with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGU-00359: monitor already active

Reason for the Error PGU-00359: monitor already active

Cause: An instantiation of this monitor is already active.

How to fix the Error PGU-00359: monitor already active ?

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

Action: Cycle through windows until this monitor becomes visible.

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