How to fix the Oracle error ORA-01606: parameter not identical to that of another mounted instance?

In this post, you’ll learn more about the Oracle ErrorORA-01606: parameter not identical to that of another mounted instance with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01606: parameter not identical to that of another mounted instance

Reason for the Error ORA-01606: parameter not identical to that of another mounted instance

A parameter was different on two instances.

How to fix the Error ORA-01606: parameter not identical to that of another mounted instance ?

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

Modify the initialization parameter and restart.