How to fix the Oracle error ORA-23401: materialized view “string”.”string” does not exist?

In this post, you’ll learn more about the Oracle ErrorORA-23401: materialized view “string”.”string” does not exist with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-23401: materialized view “string”.”string” does not exist

Reason for the Error ORA-23401: materialized view “string”.”string” does not exist

A materialized view name was given to dbms_mview.refresh that is not in sys.snap$ or its associated views.

How to fix the Error ORA-23401: materialized view “string”.”string” does not exist ?

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

Provide a materialized view name that is in sys.snap$, all_mviews or user_mviews.