Oracle DB Error ORA-22975 cannot create a PRIMARY KEY-based REF to this object view

The following is the cause of this error:

The object view specified in the MAKE_REF function does not have a PRIMARY KEY-based object identifier. A PRIMARY KEY-based REF cannot be created for such a view.

Action you can take to resolve this issue: Specify an object view that has a PRIMARY KEY-based object identifier in the MAKE_REF function.

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