ORA-22885: cannot get REF to a non-persistent object



ORA-22885: cannot get REF to a non-persistent object..

Answer / guest

Cause: An attempt was made to get a REF for something other
than an object in an object table. REFs can only be taken
for objects in object tables.

Action: Rewrite the query to obtain REF values from object
tables.

Please add more information about this Error

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