diff -up system-config-printer-1.4.1/system-config-printer.py.rename-race system-config-printer-1.4.1/system-config-printer.py
--- system-config-printer-1.4.1/system-config-printer.py.rename-race	2013-07-02 12:49:47.708150432 +0100
+++ system-config-printer-1.4.1/system-config-printer.py	2013-07-02 12:50:22.388173828 +0100
@@ -1278,6 +1278,10 @@ class GUI(GtkGUI):
             return
 
         (res, path, cell) = tuple
+        if path == None:
+            # Printer removed?
+            return
+
         if type (cell) != Gtk.CellRendererText:
             cells = self.dests_iconview.get_cells ()
             for cell in cells: