How to fix the Oracle error TNS-12633: No shared authentication services?

In this post, you’ll learn more about the Oracle ErrorTNS-12633: No shared authentication services with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12633: No shared authentication services

Reason for the Error TNS-12633: No shared authentication services

Cause: The list of authentication services specified by the user does not match those supported by the process.

How to fix the Error TNS-12633: No shared authentication services ?

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

Action: Either specify another list or relink the executable with the desired services.