Comment 3 for bug 972436

backtrace from one of the recent errors.ubuntu.com reports

"Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/defer/__init__.py", line 389, in _next
    self.result = callback(self.result, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/defer/__init__.py", line 531, in gotResult
    _inline_callbacks(res, gen, deferred)
  File "/usr/lib/python2.7/dist-packages/defer/__init__.py", line 521, in _inline_callbacks
    deferred.errback()
  File "/usr/lib/python2.7/dist-packages/defer/__init__.py", line 351, in errback
    self._next()
  File "/usr/lib/python2.7/dist-packages/defer/__init__.py", line 407, in _next
    self.result.traceback)
  File "/usr/lib/python2.7/dist-packages/apport_python_hook.py", line 55, in apport_excepthook
    if 'org.freedesktop.DBus.Error.NoReply' in str(exc_obj):
UnicodeEncodeError: 'ascii' codec can't encode character u'\xfc' in position 62: ordinal not in range(128)"