How to fix the Oracle error NNO-00320: missing server name parameter?

In this post, you’ll learn more about the Oracle ErrorNNO-00320: missing server name parameter with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNO-00320: missing server name parameter

Reason for the Error NNO-00320: missing server name parameter

Cause: the server could not find a names.server_name parameter. The name is specified in the server’s names.ora configuration file.

How to fix the Error NNO-00320: missing server name parameter ?

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

Action: Make sure that the names.server_name parameter in names.ora is correct. The names.ora file is automatically generated by the Oracle Network Manager, but administrators can edit the file at any time, introducing errors. If the file was never changed, contact Worldwide Customer Support.