anIt = theRefsList.cbegin(); anIt != theRefsList.cend(); ++anIt) {
std::shared_ptr<ModelAPI_Attribute> aAttr = (*anIt);
FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
+ if (!aFeature)
+ continue;
if (aFeature->getKind() == SketchPlugin_ConstraintTangent::ID()) {
AttributeRefAttrPtr anAttrRefA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
aFeature->attribute(SketchPlugin_ConstraintTangent::ENTITY_A()));