Oracle : Ошибка ORA-34001

"(MODCOMP14) Concat leaf dimension %j already is used in a DIMENSION statement, either explicitly or as a leaf of another concat dimension."
*Cause: Either two concat dimensions which share a common leaf dimension,
or a concat and one of its leaves where both specified in the DIMENSION statement(s).
*Action: Do not specify overlapping concat dimensions, or any leaves of specified concat dimensions.

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