How to fix the Oracle error TNS-00249: Unable to read network configuration data from file string with error: string?

In this post, you’ll learn more about the Oracle ErrorTNS-00249: Unable to read network configuration data from file string with error: string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00249: Unable to read network configuration data from file string with error: string

Reason for the Error TNS-00249: Unable to read network configuration data from file string with error: string

Cause: Network configuration file TNSNET.ORA is missing or poorly configured.

How to fix the Error TNS-00249: Unable to read network configuration data from file string with error: string ?

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

Action: Check to make sure that TNSNET.ORA is properly configured.