Draft: small fix in trackers - fixes #1757

FreeCAD · Sep 18, 2014 · 328bdcf · 328bdcf
1 parent 6e5fbc7
commit 328bdcf
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/Mod/Draft/DraftSnap.py b/src/Mod/Draft/DraftSnap.py
@@ -575,7 +575,10 @@ def snapToPolar(self,point,last):
                             vecs.extend([v,v.negative()])
                 for v in vecs:
                     if not DraftVecUtils.isNull(v):
-                        de = Part.Line(last,last.add(v)).toShape()  
+                        try:
+                            de = Part.Line(last,last.add(v)).toShape()
+                        except Part.OCCError:
+                            return point,None
                         np = self.getPerpendicular(de,point)
                         if ((self.radius == 0) and (point.sub(last).getAngle(v) < 0.087)) \
                         or ((np.sub(point)).Length < self.radius):