Creo ModelCHECK > checks > REGEN_DIMS (Dimensions That Cannot Regenerate)
  
REGEN_DIMS (Dimensions That Cannot Regenerate)
Y/N/E/W
Reports any dimensions in the drawing that cannot be regenerated. This problem occurs if a dimension loses one of the entities it references. The entity may have been redefined or deleted. (only applies to ModelCHECK Regenerate).
Suggested Settings:
Inter
Batch
Regen
Save
E
E
E
E