How to fix the Oracle error TNS-00201: Unable to read answer connection data :string:?

In this post, you’ll learn more about the Oracle ErrorTNS-00201: Unable to read answer connection data :string: with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00201: Unable to read answer connection data :string:

Reason for the Error TNS-00201: Unable to read answer connection data :string:

Cause: Improperly formed connect data sent to the Interchange listener.

How to fix the Error TNS-00201: Unable to read answer connection data :string: ?

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

Action: If problem persists, check the application using the Interchange (it may be closing down or crashing). Call Oracle Customer Support if the problem cannot be located.