Merge branch 'master' of newgeom:newgeom

[modules/shaper.git] / src / SketchSolver / SketchSolver_ConstraintGroup.h

diff --git a/src/SketchSolver/SketchSolver_ConstraintGroup.h b/src/SketchSolver/SketchSolver_ConstraintGroup.h
index 26b577201d40140aa6e68280cff0e162e49c4997..42ce8ddd522d7cc56c0be21367fef0ae1b64ba23 100644 (file)
--- a/src/SketchSolver/SketchSolver_ConstraintGroup.h
+++ b/src/SketchSolver/SketchSolver_ConstraintGroup.h
@@ -46,7 +46,7 @@ class SketchSolver_ConstraintGroup
   /// \brief Check for valid sketch data
   inline bool isWorkplaneValid() const
   {
-    return mySketch->data()->isValid();
+    return mySketch->data() && mySketch->data()->isValid();
   }
 
   /** \brief Adds or updates a constraint in the group