Comment 21 for bug 1770929

I can also confirm that this is still happening with Ubuntu 16.04 LTS

duplicity-backup.sh v1.6.0
duplicity 0.7.19

lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.6 LTS
Release: 16.04
Codename: xenial

-------[ Program versions ]-------
duplicity-backup.sh v1.6.0
duplicity 0.7.19
----------------------------------

LFTP version is 4.6.3a
Traceback (innermost last):
  File "/usr/bin/duplicity", line 1581, in <module>
    with_tempdir(main)
  File "/usr/bin/duplicity", line 1567, in with_tempdir
    fn()
  File "/usr/bin/duplicity", line 1419, in main
    do_backup(action)
  File "/usr/bin/duplicity", line 1441, in do_backup
    action).set_values()
  File "/usr/lib/python2.7/dist-packages/duplicity/collections.py", line 684, in set_values
    backend_filename_list = self.backend.list()
  File "/usr/lib/python2.7/dist-packages/duplicity/backend.py", line 395, in inner_retry
    % (n, e.__class__.__name__, util.uexc(e)))
  File "/usr/lib/python2.7/dist-packages/duplicity/util.py", line 79, in uexc
    return ufn(unicode(e).encode('utf-8'))
 UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 301: ordinal not in range(128)

----------------[ Duplicity Cleanup ]----------------
LFTP version is 4.6.3a
Traceback (innermost last):
  File "/usr/bin/duplicity", line 1581, in <module>
    with_tempdir(main)
  File "/usr/bin/duplicity", line 1567, in with_tempdir
    fn()
  File "/usr/bin/duplicity", line 1419, in main
    do_backup(action)
  File "/usr/bin/duplicity", line 1441, in do_backup
    action).set_values()
  File "/usr/lib/python2.7/dist-packages/duplicity/collections.py", line 684, in set_values
    backend_filename_list = self.backend.list()
  File "/usr/lib/python2.7/dist-packages/duplicity/backend.py", line 395, in inner_retry
    % (n, e.__class__.__name__, util.uexc(e)))
  File "/usr/lib/python2.7/dist-packages/duplicity/util.py", line 79, in uexc
    return ufn(unicode(e).encode('utf-8'))
 UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 301: ordinal not in range(128)