ubuntuone-client-applet AttributeError on start

[Giuseppe Buzzanca (PiDy)]

After install ubuntuone-client-gnome from https://one.ubuntu.com/support/installation/, started from terminal produces the following traceback:

pidy@DellXPS16:~$ ubuntuone-client-applet
Traceback (most recent call last):
  File "/var/lib/python-support/python2.6/dbus/connection.py", line 578, in msg_reply_handler
    reply_handler(*message.get_args_list(**get_args_opts))
  File "/usr/lib/python2.6/dist-packages/ubuntuone/oauthdesktop/auth.py", line 276, in got_state
    self.acquire_access_token(description, store)
  File "/usr/lib/python2.6/dist-packages/ubuntuone/oauthdesktop/auth.py", line 336, in acquire_access_token
    self.request_token = self.make_token_request(oauth_request)
  File "/usr/lib/python2.6/dist-packages/ubuntuone/oauthdesktop/auth.py", line 229, in make_token_request
    fp = opener.open(oauth_request.http_url, oauth_request.to_postdata())
  File "/usr/lib/python2.6/urllib.py", line 205, in open
    return getattr(self, name)(url, data)
  File "/usr/lib/python2.6/urllib.py", line 437, in open_https
    h.endheaders()
  File "/usr/lib/python2.6/httplib.py", line 868, in endheaders
    self._send_output()
  File "/usr/lib/python2.6/httplib.py", line 740, in _send_output
    self.send(msg)
  File "/usr/lib/python2.6/httplib.py", line 699, in send
    self.connect()
  File "/usr/lib/python2.6/dist-packages/ubuntuone/oauthdesktop/auth.py", line 58, in _connect_wrapper
    if self._tunnel_host:
AttributeError: HTTPSConnection instance has no attribute '_tunnel_host'

ProblemType: Bug
.home.pidy..cache.ubuntuone.log.oauth.login.log:
 Starting Ubuntu One client version 1.0.0
 Starting Ubuntu One client version 1.0.0
 Starting Ubuntu One client version 1.0.0
 Starting Ubuntu One client version 1.0.0
 Starting Ubuntu One client version 1.0.0
.home.pidy..cache.ubuntuone.log.syncdaemon.exceptions.log:

.home.pidy..config.ubuntuone.ubuntuone.client.conf:
 [ubuntuone]
 connected = True
 connect = 0
 show_applet = 1
 bookmarked = True
Architecture: amd64
CrashDB: ubuntuone
DistroRelease: Ubuntu 9.04
NonfreeKernelModules: fglrx
Package: ubuntuone-client 1.0.0+r255-0ubuntu1~ppa1~jaunty
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, user)
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntuone-client
ThirdParty: True
Uname: Linux 2.6.28-15-generic x86_64
UnreportableReason: Questo non è un pacchetto Ubuntu genuino