How to repair surface to be read in polygon scene in pachyderm

Hi may I ask how do I go about solving this problem?


when I tried to make it as a grasshopper layer, it works just fine but when I toggle true for rhino geometry? an error showed up.

Post a Rhino file with the surface please.

Pachyderm_test.3dm (1.5 MB)
Pachyderm_calculate (621.4 KB)
Sorry for the late reply