Task 2.12. New entities: ellipses and arcs of ellipses (issue #3003)

[modules/shaper.git] / src / SketcherPrs / SketcherPrs_LengthDimension.cpp

diff --git a/src/SketcherPrs/SketcherPrs_LengthDimension.cpp b/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
index 2eecd66c1e8331b9f3e1a77fab5b1640b4f3cf90..b895b6d6be67b50f88ae1e4a81f4e24c345ed297 100644 (file)
--- a/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
+++ b/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
@@ -205,6 +205,9 @@ bool SketcherPrs_LengthDimension::readyToDisplay(ModelAPI_Feature* theConstraint
                                                  const std::shared_ptr<GeomAPI_Ax3>& thePlane,
                                                  gp_Pnt& thePnt1, gp_Pnt& thePnt2)
 {
+  if (!thePlane)
+    return false;
+
   DataPtr aData = theConstraint->data();
   if (theConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
     // The constraint is length