Creo ModelCHECK > checks > REGEN_XSEC (Regenerate Cross-Sections)
  
REGEN_XSEC (Regenerate Cross-Sections)
Y/N/E/W
Reports an error when you cannot fully regenerate cross-sections in the model. This check can take considerable time. Run it with the ModelCHECK Regenerate command or use the Batch mode.
Suggested Settings:
Inter
Batch
Regen
Save
E
E
N
N