Comment 15 for bug 966934

Also seeing this in an up-to-date Saucy. Switching locale to en or C doesn't helps.

Ubuntu/scrot/src$ bzr --version
Bazaar (bzr) 2.6.0
  Python interpreter: /usr/bin/python 2.7.5
  Python standard library: /usr/lib/python2.7
  Platform: Linux-3.11.0-19-generic-x86_64-with-Ubuntu-13.10-saucy

Ubuntu/scrot/src$ bzr builddeb -- -S -us -uc
Building using working tree
Building package in normal mode
Looking for a way to retrieve the upstream tarball
Upstream tarball already exists in build directory, using that
bzr: ERROR: exceptions.UnicodeEncodeError: 'ascii' codec can't encode character u'\xf3' in position 54: ordinal not in range(128)

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 930, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 1121, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 673, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 697, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 136, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 166, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/builddeb/cmds.py", line 449, in run
    builder.export()
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/builddeb/builder.py", line 77, in export
    self.distiller.distill(self.target_dir)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/builddeb/source_distiller.py", line 79, in distill
    self._distill(target)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/builddeb/source_distiller.py", line 107, in _distill
    export(self.tree, target)
  File "/usr/lib/python2.7/dist-packages/bzrlib/plugins/builddeb/util.py", line 603, in export
    filtered=filtered, per_file_timestamps=True)
  File "/usr/lib/python2.7/dist-packages/bzrlib/export/__init__.py", line 175, in export
    per_file_timestamps, fileobj):
  File "/usr/lib/python2.7/dist-packages/bzrlib/export/__init__.py", line 128, in get_export_generator
    trace.mutter('export version %r', tree)
  File "/usr/lib/python2.7/dist-packages/bzrlib/trace.py", line 155, in mutter
    out = fmt % tuple(real_args)
UnicodeEncodeError: 'ascii' codec can't encode character u'\xf3' in position 54: ordinal not in range(128)

Ubuntu/scrot/src$ locale
LANG=en_GB.utf-8
LANGUAGE=en_GB:en
LC_CTYPE="en_GB.utf-8"
LC_NUMERIC="en_GB.utf-8"
LC_TIME="en_GB.utf-8"
LC_COLLATE="en_GB.utf-8"
LC_MONETARY="en_GB.utf-8"
LC_MESSAGES="en_GB.utf-8"
LC_PAPER="en_GB.utf-8"
LC_NAME="en_GB.utf-8"
LC_ADDRESS="en_GB.utf-8"
LC_TELEPHONE="en_GB.utf-8"
LC_MEASUREMENT="en_GB.utf-8"
LC_IDENTIFICATION="en_GB.utf-8"
LC_ALL=