How to fix the Oracle error DRG-12434: connection failed using configuration string information?

In this post, you’ll learn more about the Oracle ErrorDRG-12434: connection failed using configuration string information with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DRG-12434: connection failed using configuration string information

Reason for the Error DRG-12434: connection failed using configuration string information

Cause: Configuration information is not correct.

How to fix the Error DRG-12434: connection failed using configuration string information ?

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

Action: Contact the administrator to modify configuration.