Failed with unknown error

Can anyone help me? I started usingDéjà Dup on ubuntu 11.10 a few days ago, backing up to ubuntu one, daily backup worked for 2 days then failed this morning with the following output:

Traceback (most recent call last):
  File "/usr/bin/duplicity", line 1359, in <module>
    with_tempdir(main)
  File "/usr/bin/duplicity", line 1342, in with_tempdir
    fn()
  File "/usr/bin/duplicity", line 1222, in main
    globals.archive_dir).set_values()
  File "/usr/lib/python2.7/dist-packages/duplicity/collections.py", line 661, in set_values
    backend_filename_list = self.backend.list()
  File "/usr/lib/python2.7/dist-packages/duplicity/backend.py", line 319, in iterate
    return fn(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/duplicity/backends/u1backend.py", line 214, in list
    answer = auth.request(remote_full)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-couch/ubuntuone/couch/auth.py", line 147, in request
    url, method=http_method, headers=headers, body=request_body)
  File "/usr/lib/python2.7/dist-packages/httplib2/__init__.py", line 1436, in request
    (response, content) = self._request(conn, authority, uri, request_uri, method, body, headers, redirections, cachekey)
  File "/usr/lib/python2.7/dist-packages/httplib2/__init__.py", line 1188, in _request
    (response, content) = self._conn_request(conn, request_uri, method, body, headers)
  File "/usr/lib/python2.7/dist-packages/httplib2/__init__.py", line 1158, in _conn_request
    response = conn.getresponse()
  File "/usr/lib/python2.7/httplib.py", line 1027, in getresponse
    response.begin()
  File "/usr/lib/python2.7/httplib.py", line 407, in begin
    version, status, reason = self._read_status()
  File "/usr/lib/python2.7/httplib.py", line 365, in _read_status
    line = self.fp.readline()
  File "/usr/lib/python2.7/socket.py", line 430, in readline
    data = recv(1)
  File "/usr/lib/python2.7/ssl.py", line 232, in recv
    return self.read(buflen)
  File "/usr/lib/python2.7/ssl.py", line 151, in read
    return self._sslobj.read(len)
SSLError: The read operation timed out