=== modified file 'seahorse.py'
--- old/seahorse.py	2008-07-23 00:07:09 +0000
+++ new/seahorse.py	2008-08-05 13:55:03 +0000
@@ -40,6 +40,12 @@
         name = get_name()
     else:
         name = getattr(e, '_dbus_error_name', None)
+        
+    if name is None:
+        args = getattr(e, 'args', None) # This is case for old python-dbus-0.62
+        if args == ("Unable to determine the address of the message bus (try 'man dbus-launch' and 'man dbus-daemon' for help)",):
+            raise ImportError
+        
     # DBus sometimes fails like this, just treat it as if seahorse is not
     # available rather than crashing.
     if name in ("org.freedesktop.DBus.Error.Spawn.ExecFailed",