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Solver message 99771
** ERROR 99771 ** The study file (*.sdy) is corrupt. The occurrence number for element element number is unknown. Export the model to Patran (*.pat) or Moldflow (*.mfl) format and import it again.
The study file is missing some required element property information.
Export and then import your model using Patran (*.pat) or Moldflow (*.mfl) format.
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