How to fix the Oracle error TNS-00547: user information retrieval failed?

In this post, you’ll learn more about the Oracle ErrorTNS-00547: user information retrieval failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00547: user information retrieval failed

Reason for the Error TNS-00547: user information retrieval failed

Cause: The SSL protocol adapter was unable to retrieve information about the remote user.

How to fix the Error TNS-00547: user information retrieval failed ?

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

Action: Examine the first error in the error stack. It should describe the error in more detail.