Issue #1394: Bug SIGSEGV.

diff --git a/src/XGUI/XGUI_Workshop.cpp b/src/XGUI/XGUI_Workshop.cpp
index 0b7c71c35780de47233bbc5851b50171774cb501..455bebcd6c88b95167f89ea24da47f3a40a3a62a 100755 (executable)
--- a/src/XGUI/XGUI_Workshop.cpp
+++ b/src/XGUI/XGUI_Workshop.cpp
@@ -1409,6 +1409,8 @@ bool XGUI_Workshop::isDeleteFeatureWithReferences(const QObjectPtrList& theList,
     if (!aFeature->data()->isValid())
       continue;
     ResultPtr aFirstResult = aFeature->firstResult();
+    if (!aFirstResult.get())
+      continue;
     std::string aResultGroupName = aFirstResult->groupName();
     if (aResultGroupName == ModelAPI_ResultPart::group())
       aPartFeatureNames.append(aFeature->name().c_str());