diff options
| -rwxr-xr-x | cura/Settings/MachineManager.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/cura/Settings/MachineManager.py b/cura/Settings/MachineManager.py index aa48e39410..d7a7586115 100755 --- a/cura/Settings/MachineManager.py +++ b/cura/Settings/MachineManager.py @@ -872,7 +872,10 @@ class MachineManager(QObject): def numberExtrudersEnabled(self) -> int: if self._global_container_stack is None: return 1 - return self._global_container_stack.definitionChanges.getProperty("extruders_enabled_count", "value") + extruders_enabled_count = self._global_container_stack.definitionChanges.getProperty("extruders_enabled_count", "value") + if extruders_enabled_count is None: + extruders_enabled_count = len(self._global_container_stack.extruderList) + return extruders_enabled_count @pyqtProperty(str, notify = extruderChanged) def defaultExtruderPosition(self) -> str: |