Importing the below STEP file into rhino leads to a wrong fillet. Basically it rounds an outer edge what should in fact be a rounded inner edge. The STEP file was created in FreeCAD-1.0.0. Importing the STEP file into FreeCAD itself or Autodesk Fusion gives the correct results.
erroneous_fillet_during_step_import.step (22.5 KB)
erroneous_fillet_during_step_import.3dm (3.2 MB)