Fix for crash in Object Browser when object was deleted but message not sent

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

diff --git a/src/SketchSolver/SketchSolver_ConstraintManager.cpp b/src/SketchSolver/SketchSolver_ConstraintManager.cpp
index 8e2aa58b67ccc529e56207188e713c0939a4c254..ef725b5633fe6ddc5eb464c7313c3b84b018b737 100644 (file)
--- a/src/SketchSolver/SketchSolver_ConstraintManager.cpp
+++ b/src/SketchSolver/SketchSolver_ConstraintManager.cpp
@@ -341,7 +341,7 @@ std::shared_ptr<ModelAPI_CompositeFeature> SketchSolver_ConstraintManager
       continue;
 
     DataPtr aData = aWP->data();
-    if (aData) {
+    if (aData->isValid()) {
       std::shared_ptr<ModelAPI_AttributeRefList> aWPFeatures = std::dynamic_pointer_cast<
           ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
       std::list<ObjectPtr> aFeaturesList = aWPFeatures->list();