- ObjectPtr aObj =
- SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
-
- aReadyToDisplay = SketcherPrs_Tools::getShape(aObj).get() != NULL;
+ if (thePlane.get()) {
+ ObjectPtr aObj =
+ SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
+ aReadyToDisplay = SketcherPrs_Tools::getShape(aObj).get() != NULL;
+ }