Pb avec gpodder (python, xml ???)

bonjour a tous
je suis sous debian gnome
mon pb:
jutilisais le logiciel gpodder normalement depuis 1semaine mais maintenant impossible a demarrer
en ligne de commande je peux voir le --help mais impossible de faire les options dutilisation
voila ce que je tire de gpodder --local

gpodder --local

(gpodder:20213): libglade-WARNING **: could not find glade file '/usr/data/gpodder.glade'
Traceback (most recent call last):
  File "/usr/bin/gpodder", line 145, in ?
    sys.exit( main())
  File "/usr/bin/gpodder", line 141, in main
    gpodder.main( __version__)
  File "/var/lib/python-support/python2.4/gpodder/gpodder.py", line 1735, in main
    g_podder = Gpodder()
  File "/var/lib/python-support/python2.4/gpodder/gpodder.py", line 99, in __init__
    SimpleGladeApp.__init__(self, path, root, domain, **kwargs)
  File "/var/lib/python-support/python2.4/gpodder/SimpleGladeApp.py", line 101, in __init__
    self.glade = self.create_glade(self.glade_path, root, domain)
  File "/var/lib/python-support/python2.4/gpodder/SimpleGladeApp.py", line 335, in create_glade
    return gtk.glade.XML(self.glade_path, root, domain)
RuntimeError: could not create GladeXML object

ainsi que de gpodder

gpodder
Traceback (most recent call last):
  File "/usr/bin/gpodder", line 145, in ?
    sys.exit( main())
  File "/usr/bin/gpodder", line 141, in main
    gpodder.main( __version__)
  File "/var/lib/python-support/python2.4/gpodder/gpodder.py", line 1735, in main
    g_podder = Gpodder()
  File "/var/lib/python-support/python2.4/gpodder/gpodder.py", line 99, in __init__
    SimpleGladeApp.__init__(self, path, root, domain, **kwargs)
  File "/var/lib/python-support/python2.4/gpodder/SimpleGladeApp.py", line 108, in __init__
    self.new()
  File "/var/lib/python-support/python2.4/gpodder/gpodder.py", line 186, in new
    self.channels = gPodderChannelReader().read( force_update = False)
  File "/var/lib/python-support/python2.4/gpodder/libgpodder.py", line 579, in read
    parser.parse( gPodderLib().getChannelsFilename())
  File "/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py", line 109, in parse
    xmlreader.IncrementalParser.parse(self, source)
  File "/usr/lib/python2.4/site-packages/_xmlplus/sax/xmlreader.py", line 125, in parse
    self.close()
  File "/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py", line 226, in close
    self.feed("", isFinal = 1)
  File "/usr/lib/python2.4/site-packages/_xmlplus/sax/expatreader.py", line 220, in feed
    self._err_handler.fatalError(exc)
  File "/usr/lib/python2.4/site-packages/_xmlplus/sax/handler.py", line 38, in fatalError
    raise exception
xml.sax._exceptions.SAXParseException: /home/user/.config/gpodder/channels.xml:1:0: no element found

je ne comprend pas vraiment ce qui est écrit mais dans le doute jai réinstallé gpodder, python2.4 et rien n'a changé
toute aide est la bienvenue
merci