How to fix the Oracle error TNS-12207: TNS:unable to perform navigation?

In this post, you’ll learn more about the Oracle ErrorTNS-12207: TNS:unable to perform navigation with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12207: TNS:unable to perform navigation

Reason for the Error TNS-12207: TNS:unable to perform navigation

Cause: Improperly configured navigation file TNSNAV.ORA.

How to fix the Error TNS-12207: TNS:unable to perform navigation ?

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

Action: Check the syntax of the TNSNAV.ORA file on the application`s machine, and verify that it lists the correct communities.