$ bzr -Derror -Dhpss -Dlock push
Using saved location: bzr+ssh://anmaster@bazaar.launchpad.net/~anmaster/envbot/module-help/
No handlers could be found for logger "bzr"
bzr: ERROR: bzrlib.errors.LockContention: Could not acquire lock "(remote lock)"

Traceback (most recent call last):
  File "/usr/lib64/python2.4/site-packages/bzrlib/commands.py", line 800, in run_bzr_catch_errors
    return run_bzr(argv)
  File "/usr/lib64/python2.4/site-packages/bzrlib/commands.py", line 758, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib64/python2.4/site-packages/bzrlib/commands.py", line 492, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib64/python2.4/site-packages/bzrlib/builtins.py", line 813, in run
    push_result = br_from.push(br_to, overwrite)
  File "/usr/lib64/python2.4/site-packages/bzrlib/decorators.py", line 127, in read_locked
    return unbound(self, *args, **kwargs)
  File "/usr/lib64/python2.4/site-packages/bzrlib/branch.py", line 1527, in push
    target.lock_write()
  File "/usr/lib64/python2.4/site-packages/bzrlib/remote.py", line 954, in lock_write
    remote_tokens = self._remote_lock_write(token)
  File "/usr/lib64/python2.4/site-packages/bzrlib/remote.py", line 942, in _remote_lock_write
    raise errors.LockContention('(remote lock)')
LockContention: Could not acquire lock "(remote lock)"

bzr 0.91.0 on python 2.4.4.final.0 (linux2)
arguments: ['/usr/bin/bzr', '-Derror', '-Dhpss', '-Dlock', 'push']

** please send this report to bazaar@lists.ubuntu.com