Oracle : Ошибка ORA-22885

"cannot get REF to a non-persistent object"
*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.

Попробовать перевести

Поискать эту ошибку на форуме