diff -up at-spi-1.24.0/atk-bridge/bridge.c.evo-crash at-spi-1.24.0/atk-bridge/bridge.c

--- at-spi-1.24.0/atk-bridge/bridge.c.evo-crash	2008-10-21 01:01:28.000000000 -0400

+++ at-spi-1.24.0/atk-bridge/bridge.c	2008-10-21 01:01:36.000000000 -0400

@@ -1156,17 +1155,20 @@ spi_atk_bridge_signal_listener (GSignalI

     }

   else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)

     {

-      detail1 = g_value_get_uint (param_values + 1);

-      gpointer child = g_value_get_pointer (param_values + 2);

-      if (ATK_IS_OBJECT (child))

+      if (detail != NULL)

         {

-          ao = ATK_OBJECT (child);

-          g_object_ref (ao);

-        }

-      else if ((detail != NULL) && (strcmp (detail, "add") == 0))

-        {

-          ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject), 

-                                                detail1);

+          detail1 = g_value_get_uint (param_values + 1);

+          gpointer child = g_value_get_pointer (param_values + 2);

+          if (ATK_IS_OBJECT (child))

+            {

+              ao = ATK_OBJECT (child);

+              g_object_ref (ao);

+            }

+          else if (strcmp (detail, "add") == 0)

+            {

+              ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject), 

+                                                    detail1);

+            }

         }

       if (ao)

         {