How to fix the error ORA-00403: string (string) is not the same as other instances (string)?

In this post, you’ll learn more about the Oracle ErrorORA-00403: string (string) is not the same as other instances (string) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-00403: string (string) is not the same as other instances (string)

Reason for the Error ORA-00403: string (string) is not the same as other instances (string)

Another instance has set the compatible or compatible no recovery parameters differently than this instance.

How to fix the Error ORA-00403: string (string) is not the same as other instances (string) ?

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

Change the parameters of the current instance to match other instances already running.