How to fix the Oracle error TNS-12638: Credential retrieval failed?

AbundantCode 1 week ago in Oracle 0

In this post, you’ll learn more about the Oracle ErrorTNS-12638: Credential retrieval failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12638: Credential retrieval failed

Reason for the Error TNS-12638: Credential retrieval failed

Cause: The authentication service failed to retrieve the credentials of a user.

How to fix the Error TNS-12638: Credential retrieval failed ?

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

Action: Enable tracing to determine the exact error.

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