From cfb6934ecc9f05a030ce363d93d1b7b1f7b52427 Mon Sep 17 00:00:00 2001
From: "Zheng, Lei" <realthunder.dev@gmail.com>
Date: Sat, 22 Dec 2018 17:05:09 +0800
Subject: [PATCH] assembly: cancel auto solve on undo/redo

---
 assembly.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/assembly.py b/assembly.py
index 30607b0..8e6e9d7 100644
--- a/assembly.py
+++ b/assembly.py
@@ -1123,6 +1123,8 @@ class AsmElementLink(AsmBase):
             self.getInfo(True)
             return
         if prop == 'Label':
+            if obj.Document and getattr(obj.Document,'Transacting',False):
+                return
             link = getattr(obj,'LinkedObject',None)
             if isinstance(link,tuple):
                 linked = link[0].getSubObject(link[1],1)
@@ -2824,6 +2826,9 @@ class Assembly(AsmGroup):
 
     @classmethod
     def autoSolve(cls,obj,prop,force=False):
+        if obj.Document and getattr(obj.Document,'Transacting',False):
+            cls.cancelAutoSolve()
+            return
         if not force and cls._PendingSolve:
             return
         if force or cls.canAutoSolve():