How to fix the Oracle error ORA-12065: unknown refresh group identifier string?

In this post, you’ll learn more about the Oracle ErrorORA-12065: unknown refresh group identifier string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12065: unknown refresh group identifier string

Reason for the Error ORA-12065: unknown refresh group identifier string

The specified refresh group did not exist at the master site.

How to fix the Error ORA-12065: unknown refresh group identifier string ?

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

Ensure that the client site is still valid and that it has not been dropped from the master site.