Self intersecting sweep path - Intergraph Smart 3D - Administration

Intergraph Smart 3D Troubleshooting Reference

PPMProduct
Intergraph Smart 3D
PPMCategory_custom
Administration & Configuration
Version_S3D
12.1(2019)

Meaning: The arc sweep used to define the slab is greater than 360 degrees. This is not supported. Another possibility is two arcs overlap instead of being end connected.

Recovery: Redefine the arc sweep to be less than 360 degrees.