Comment 12 for bug 1770929

This is the error message I receive when trying to use backup:

Traceback (innermost last):
  File "/usr/bin/duplicity", line 1555, in <module>
    with_tempdir(main)
  File "/usr/bin/duplicity", line 1541, in with_tempdir
    fn()
  File "/usr/bin/duplicity", line 1393, in main
    do_backup(action)
  File "/usr/bin/duplicity", line 1511, in do_backup
    full_backup(col_stats)
  File "/usr/bin/duplicity", line 563, in full_backup
    bytes_written = dummy_backup(tarblock_iter)
  File "/usr/bin/duplicity", line 236, in dummy_backup
    while tarblock_iter.next():
  File "/usr/lib/python2.7/dist-packages/duplicity/diffdir.py", line 523, in next
    result = self.process(self.input_iter.next())
  File "/usr/lib/python2.7/dist-packages/duplicity/diffdir.py", line 195, in get_delta_iter
    for new_path, sig_path in collated:
  File "/usr/lib/python2.7/dist-packages/duplicity/diffdir.py", line 286, in collate2iters
    relem2 = riter2.next()
  File "/usr/lib/python2.7/dist-packages/duplicity/diffdir.py", line 237, in sigtar2path_iter
    tf = util.make_tarfile("r", sigtarobj)
  File "/usr/lib/python2.7/dist-packages/duplicity/util.py", line 123, in make_tarfile
    tf = tarfile.TarFile("arbitrary", mode, fp)
  File "/usr/lib/python2.7/tarfile.py", line 1543, in __init__
    self.name = os.path.abspath(name) if name else None
  File "/usr/lib/python2.7/posixpath.py", line 364, in abspath
    cwd = os.getcwd()
 OSError: [Errno 2] No such file or directory