How to fix the Oracle error TNS-00512: Address already in use?

In this post, you’ll learn more about the Oracle ErrorTNS-00512: Address already in use with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00512: Address already in use

Reason for the Error TNS-00512: Address already in use

Cause: Specified listener address is already being used.

How to fix the Error TNS-00512: Address already in use ?

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

Action: Start your listener with an unused address.

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