From 440fda29e51e3d8ca8b36c1133b6f61e9ef353dd Mon Sep 17 00:00:00 2001
From: Phaseloop <phaseloop@protonmail.com>
Date: Tue, 11 Nov 2025 00:42:14 +0100
Subject: [PATCH] fix job editor crashing

---
 src/Mod/CAM/Path/Op/Vcarve.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Mod/CAM/Path/Op/Vcarve.py b/src/Mod/CAM/Path/Op/Vcarve.py
index 092eefa347..6d92417ca4 100644
--- a/src/Mod/CAM/Path/Op/Vcarve.py
+++ b/src/Mod/CAM/Path/Op/Vcarve.py
@@ -457,7 +457,9 @@ class ObjectVcarve(PathEngraveBase.ObjectOp):
         obj.Discretize = 0.25
         obj.Tolerance = Path.Preferences.defaultGeometryTolerance()
         # keep copy in local object to use in methods which do not operate directly on obj
-        self.Tolerance = obj.Tolerance
+        # we use getattr because OpsDefaultEditor may trigger this method to gather list of 
+        # default operation settings but reading from OpPrototype object fails
+        self.Tolerance = getattr(obj, "Tolerance", Path.Preferences.defaultGeometryTolerance())
         self.setupAdditionalProperties(obj)
 
     def opOnDocumentRestored(self, obj):