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Fix crashing Cura when switching multi extruder machine to single extruder machine while object selected. CURA-3776

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This commit is contained in:
Jack Ha 2017-05-08 10:50:15 +02:00
parent bd276a4d70
commit 1fe142ad1f
1 changed files with 3 additions and 2 deletions
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5
cura/Settings/ExtruderManager.py
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@ -35,7 +35,7 @@ class ExtruderManager(QObject):
## Registers listeners and such to listen to changes to the extruders.
def __init__(self, parent = None):
super().__init__(parent)
self._extruder_trains = { } #Per machine, a dictionary of extruder container stack IDs.
self._extruder_trains = { } #Per machine, a dictionary of extruder container stack IDs. Only for separately defined extruders.
self._active_extruder_index = 0
self._selected_object_extruders = []
Application.getInstance().globalContainerStackChanged.connect(self.__globalContainerStackChanged)
@ -151,7 +151,8 @@ class ExtruderManager(QObject):
object_extruders.add(extruder)
else:
global_stack = Application.getInstance().getGlobalContainerStack()
object_extruders.add(self._extruder_trains[global_stack.getId()]["0"].getId())
if global_stack.getId() in self._extruder_trains:
object_extruders.add(self._extruder_trains[global_stack.getId()]["0"].getId())
self._selected_object_extruders = list(object_extruders)