GitHub-Proxy/Cura
1
0
Fork 0
mirror of https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura synced 2025-08-19 16:39:10 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix crash when adding USB device before global stack is created

Browse Source 
Like when you plug in a 3D printer via USB while still in the welcome screen.

Fixes Sentry issue CURA-1ZR.
This commit is contained in:
Ghostkeeper 2021-03-18 16:17:09 +01:00
parent 1f9b4c3964
commit bcf180985d
No known key found for this signature in database
GPG Key ID: D2A8871EE34EC59A
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
plugins/USBPrinting/USBPrinterOutputDevice.py
View File

@ -211,6 +211,8 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
def _onGlobalContainerStackChanged(self): def _onGlobalContainerStackChanged(self):
container_stack = CuraApplication.getInstance().getGlobalContainerStack() container_stack = CuraApplication.getInstance().getGlobalContainerStack()
if container_stack is None:
return
num_extruders = container_stack.getProperty("machine_extruder_count", "value") num_extruders = container_stack.getProperty("machine_extruder_count", "value")
# Ensure that a printer is created. # Ensure that a printer is created.
controller = GenericOutputController(self) controller = GenericOutputController(self)