Meaning: This error might display if thickening fails, boundaries are missing, boundary surfaces overlap, or invalid features exist.
Check the plate part boundaries. The boundaries must create a closed surface that completely bounds the thickness of the plate part.
1. Boundary plate.
2. Part in the To Do List.
Check for any missing logical connections. Generate any missing logical connections by recomputing the plate system. In some cases, recomputing changes the To Do List error to Could not get trim candidates (Structural Detailing).
Check for any invalid cutouts or features on the part.