Creo ModelCHECK > checks > PLANE_PARENT (Datum Planes That Only Have One Parent)
  
PLANE_PARENT (Datum Planes That Only Have One Parent)
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Reports the datum planes in the model that were created through other datum planes. If any are found, you can highlight the features in question in the Creo Parametric window. Creo ModelCHECK cannot highlight features on blanked layers.
You can also access the Global Reference Viewer from the Creo ModelCHECK report to view all references to and from the reported features.
Suggested Settings:
Inter
Batch
Regen
Save
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W
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