The following is the ORA-23401 error message, you can learn the cause and solution of the Oracle database error.

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

Cause: 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.


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