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Diffstat (limited to 'Cura/gui/sceneView.py')
| -rw-r--r-- | Cura/gui/sceneView.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Cura/gui/sceneView.py b/Cura/gui/sceneView.py index 9c950903fc..df87676dcb 100644 --- a/Cura/gui/sceneView.py +++ b/Cura/gui/sceneView.py @@ -443,6 +443,8 @@ class SceneView(openglGui.glGuiPanel): return True if len(self._gcode.layerList) % 5 == 0: time.sleep(0.1) + if self._gcode is None: + return True if self.layerSelect.getValue() == self.layerSelect.getMaxValue(): self.layerSelect.setRange(1, len(self._gcode.layerList) - 1) self.layerSelect.setValue(self.layerSelect.getMaxValue()) |