From 1fec2d179f8a296eca546f79ab59ceeb2aacb42f Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Fri, 18 Mar 2011 06:36:57 +0000
Subject: [PATCH] fix [#26510] Crash when changing an object's property value

---
 release/scripts/op/wm.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/release/scripts/op/wm.py b/release/scripts/op/wm.py
index a90b691afb7..795e9c6148a 100644
--- a/release/scripts/op/wm.py
+++ b/release/scripts/op/wm.py
@@ -763,6 +763,10 @@ class WM_OT_properties_edit(bpy.types.Operator):
 
         prop_ui['description'] = self.description
 
+        # otherwise existing buttons which reference freed
+        # memory may crash blender [#26510]
+        context.area.tag_redraw()
+
         return {'FINISHED'}
 
     def invoke(self, context, event):