diff --git a/cura/PlatformPhysics.py b/cura/PlatformPhysics.py index 69890178e4..3d9d5d5027 100755 --- a/cura/PlatformPhysics.py +++ b/cura/PlatformPhysics.py @@ -40,6 +40,8 @@ class PlatformPhysics: Preferences.getInstance().addPreference("physics/automatic_drop_down", True) def _onSceneChanged(self, source): + if not source.getMeshData(): + return self._change_timer.start() def _onChangeTimerFinished(self):