Trouble, tsplines extrude crash

When I try to extrude simple faces in TSplines, it locks up. Could it be the latest update?

Thanks,

Dave

faces.3dm (208.6 KB)

rh50_en-us_5.12.50810.13095
tsplines 4.0r11183(64)

@davey No problems here with your file.

Sochin,

Sometimes software/hardware issues are beyond any reasonable thinking processes. Must be bad luck.

Thanks,

Dave