fix possible segfault in modelRefine

2017-07-27 15:13:49 +02:00
parent 728757bc38
commit 8443891abe
1 changed files with 1 additions and 1 deletions
--- a/src/Mod/Part/App/modelRefine.cpp
+++ b/src/Mod/Part/App/modelRefine.cpp
@@ -896,7 +896,7 @@ bool FaceTypedBSpline::isEqual(const TopoDS_Face &faceOne, const TopoDS_Face &fa
  {
    Handle(Standard_Failure) e = Standard_Failure::Caught();
    std::ostringstream stream;
-    if (e->GetMessageString())
+    if (!e.IsNull() && e->GetMessageString())
      stream << "FaceTypedBSpline::isEqual: OCC Error: " << e->GetMessageString() << std::endl;
    else
      stream << "FaceTypedBSpline::isEqual: Unknown OCC Error" << std::endl;