bzr crashes with exceptions.UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128) on etckeeper call

[C de-Avillez]

Seems to have started on Aug 25th. Standard etckeeper run (daily, via anacron).

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: bzr 2.4.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-9.14-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
NonfreeKernelModules: wl
Architecture: amd64
Date: Sun Aug 28 10:41:03 2011
PackageArchitecture: all
ProcEnviron:
 LC_TIME=en_DK.utf8
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: bzr
UpgradeStatus: Upgraded to oneiric on 2011-08-22 (5 days ago)

[C de-Avillez (hggdh2)]

/etc/cron.daily/etckeeper:
bzr: failed to report crash using apport:
     AssertionError()
bzr: ERROR: exceptions.UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128)

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 946, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 1150, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 699, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.7/dist-packages/bzrlib/commands.py", line 721, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 135, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/cleanup.py", line 165, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/builtins.py", line 716, in run
    no_recurse, action=action, save=not dry_run)
  File "/usr/lib/python2.7/dist-packages/bzrlib/mutabletree.py", line 51, in tree_write_locked
    return unbound(self, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/bzrlib/mutabletree.py", line 452, in smart_add
    adder.add(file_list, recurse=recurse)
  File "/usr/lib/python2.7/dist-packages/bzrlib/mutabletree.py", line 750, in add
    for subf in sorted(os.listdir(abspath)):
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128)

bzr 2.4.0 on python 2.7.2 (Linux-3.0.0-9-generic-x86_64-with-
    Ubuntu-11.10-oneiric)
arguments: ['/usr/bin/bzr', 'add', '-q', '.']
plugins: bash_completion[2.4.0], builddeb[2.7.0dev], bzrtools[2.4.0],
    changelog_merge[2.4.0], dbus[0.1.0dev], etckeeper[unknown],
    explorer[1.2.0], grep[0.4.0], gtk[0.101.0dev], launchpad[2.4.0],
    netrc_credential_store[2.4.0], news_merge[2.4.0], qbzr[0.21.0],
    rewrite[0.6.2], search[1.7.0dev], stats[0.1.0], weave_fmt[2.4.0]
encoding: 'ANSI_X3.4-1968', fsenc: 'ANSI_X3.4-1968', lang: None

*** Bazaar has encountered an internal error. This probably indicates a
    bug in Bazaar. You can help us fix it by filing a bug report at
        https://bugs.launchpad.net/bzr/+filebug
    including this traceback and a description of the problem.
etckeeper warning: bzr add failed
Committing to: /etc/
modified cups/subscriptions.conf
modified cups/subscriptions.conf.O
Committed revision 46.

[Martin Packman (gz)]

Here the problem is etckeeper doesn't set a locale when running bzr. See also bug 77657 and bug 715547 for the issue causing the traceback rather than a cleaner error.