How to fix the Oracle error TNS-02526: server proxy type does not match client type?

In this post, you’ll learn more about the Oracle ErrorTNS-02526: server proxy type does not match client type with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-02526: server proxy type does not match client type

Reason for the Error TNS-02526: server proxy type does not match client type

Cause: The authentication type selected by the server does not match that picked by the client.

How to fix the Error TNS-02526: server proxy type does not match client type ?

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

Action: Contact Oracle Customer Support