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

Oracle Error Message

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

Reason for the Error

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

Solution

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