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Prevent crash on setConnectionState when no global stack is set

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This commit is contained in:
Jaime van Kessel 2022-03-30 09:46:17 +02:00
parent 994f110aed
commit 42b97d0d73
1 changed files with 3 additions and 1 deletions
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4
cura/PrinterOutput/PrinterOutputDevice.py
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@ -137,7 +137,9 @@ class PrinterOutputDevice(QObject, OutputDevice):
"""
if self.connectionState != connection_state:
self._connection_state = connection_state
cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack().setMetaDataEntry("is_online", self.isConnected())
global_stack = cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack()
if global_stack:
global_stack.setMetaDataEntry("is_online", self.isConnected())
self.connectionStateChanged.emit(self._id)
@pyqtProperty(int, constant = True)