No automatic rebuild: only on preview. Update of visualization behavior due to the...

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

diff --git a/src/SketchSolver/SketchSolver_ConstraintGroup.cpp b/src/SketchSolver/SketchSolver_ConstraintGroup.cpp
index 53a16851c72c609538a10a423a3af80a5bbbbba3..81a812ca5b619950684d85b871356739ffaaeeca 100644 (file)
--- a/src/SketchSolver/SketchSolver_ConstraintGroup.cpp
+++ b/src/SketchSolver/SketchSolver_ConstraintGroup.cpp
@@ -798,7 +798,7 @@ bool SketchSolver_ConstraintGroup::updateGroup()
   bool isAllValid = true;
   bool isCCRemoved = false;  // indicates that at least one of coincidence constraints was removed
   while (isAllValid && aConstrIter != myConstraintMap.rend()) {
-    if (!aConstrIter->first->data()->isValid()) {
+    if (!aConstrIter->first->data() || !aConstrIter->first->data()->isValid()) {
       if (aConstrIter->first->getKind().compare(SketchPlugin_ConstraintCoincidence::ID()) == 0)
         isCCRemoved = true;
       std::map<boost::shared_ptr<SketchPlugin_Constraint>, Slvs_hConstraint>::reverse_iterator aCopyIter =