How to fix the Oracle error TNS-02509: Authentication: invalid process state?

In this post, you’ll learn more about the Oracle ErrorTNS-02509: Authentication: invalid process state with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-02509: Authentication: invalid process state

Reason for the Error TNS-02509: Authentication: invalid process state

Cause: The state in which a process is running does not correspond to any of the values which are valid.

How to fix the Error TNS-02509: Authentication: invalid process state ?

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

Action: If it is possible, enable tracing and attempt to reproduce the problem. In any event, contact Oracle Customer Support.