[Bf-blender-cvs] [fc01801df71] blender-v3.0-release: Fix Python error running regression tests after recent changes

[Brecht Van Lommel]

Commit: fc01801df719f3a2fa669ae39e512529ca19baf7
Author: Brecht Van Lommel
Date:   Mon Nov 1 13:14:23 2021 +0100
Branches: blender-v3.0-release
https://developer.blender.org/rBfc01801df719f3a2fa669ae39e512529ca19baf7

Fix Python error running regression tests after recent changes

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M	intern/cycles/blender/addon/version_update.py

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diff --git a/intern/cycles/blender/addon/version_update.py b/intern/cycles/blender/addon/version_update.py
index 90ed8873c02..76bc765ec1d 100644
--- a/intern/cycles/blender/addon/version_update.py
+++ b/intern/cycles/blender/addon/version_update.py
@@ -100,7 +100,7 @@ def do_versions(self):
     if bpy.context.preferences.version <= (3, 0, 40):
         # Disable OpenCL device
         prop = bpy.context.preferences.addons[__package__].preferences
-        if prop['compute_device_type'] == 4:
+        if prop.is_property_set("compute_device_type") and prop['compute_device_type'] == 4:
             prop.compute_device_type = 'NONE'
 
     # We don't modify startup file because it assumes to