Fix 12755 (FreeCAD#13802)

Ondsel-Development · May 6, 2024 · edb1c38 · edb1c38
1 parent cc0a5da
commit edb1c38
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/Mod/Sketcher/Gui/DrawSketchHandlerArc.h b/src/Mod/Sketcher/Gui/DrawSketchHandlerArc.h
@@ -833,6 +833,12 @@ void DSHArcController::addConstraints()
  }
  }
  else { // Valid diagnosis. Must check which constraints may be added.
+
+ // if no curve exists a crash occurs #12755
+ if (firstCurve < 0) {
+ return;
+ }
+
  auto startpointinfo = handler->getPointInfo(GeoElementId(firstCurve, pos1));
 
  if (x0set && startpointinfo.isXDoF()) {