diff -r f1691e685c49 -r 7ceec5c40d77 graphics/LD_Objects.py
--- a/graphics/LD_Objects.py	Tue Apr 10 18:02:40 2007 +0200
+++ b/graphics/LD_Objects.py	Wed Apr 11 17:26:07 2007 +0200
@@ -136,7 +136,8 @@
     # Refresh the position of wires connected to power rail
     def RefreshConnected(self, exclude = []):
         for connector in self.Connectors:
-            connector.MoveConnected(exclude)
+            if connector:
+                connector.MoveConnected(exclude)
     
     # Returns the power rail connector that starts with the point given if it exists 
     def GetConnector(self, position):