Traceback (most recent call last):
  File "/usr/bin/adesklets_installer", line 223, in run
    getattr(self, '_'+op)(**kw)
  File "/usr/bin/adesklets_installer", line 244, in _install
    self.desklets.install(desklet)  #    refresh of desklets states
  File "/usr/bin/adesklets_installer", line 150, in install
    tar = tarfile.open(mode='r|bz2', fileobj=f)
  File "tarfile.py", line 1168, in open
    _Stream(name, filemode, comptype, fileobj, bufsize))
  File "tarfile.py", line 1047, in __init__
    self.name = os.path.abspath(name)
  File "posixpath.py", line 402, in abspath
    if not isabs(path):
  File "posixpath.py", line 49, in isabs
    return s.startswith('/')
AttributeError: 'NoneType' object has no attribute 'startswith'