How to fix the Oracle error ORA-12067: empty refresh groups are not allowed?

In this post, you’ll learn more about the Oracle ErrorORA-12067: empty refresh groups are not allowed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12067: empty refresh groups are not allowed

Reason for the Error ORA-12067: empty refresh groups are not allowed

The refresh group being instantiated did not contain any materialized views.

How to fix the Error ORA-12067: empty refresh groups are not allowed ?

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

Modify the template to include at least one materialized view.