How to fix the Oracle error TNS-00508: No such protocol adapter?

In this post, you’ll learn more about the Oracle ErrorTNS-00508: No such protocol adapter with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00508: No such protocol adapter

Reason for the Error TNS-00508: No such protocol adapter

Cause: The protocol adapter requested for this connection does not exist.

How to fix the Error TNS-00508: No such protocol adapter ?

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

Action: Install the protocol adapter or use one that is available. Be sure that the correct protocols are listed in the configuration files.