$ bzr pull --remember http://vmlinux.org/jocke/bzr/bzrweb/
bzr: ERROR: bzrlib.errors.UnlockableTransport: Cannot lock: transport is read only: <bzrlib.transport.http._urllib.HttpTransport_urllib url=http://www.vmlinux.org/jocke/bzr/bzrweb/.bzr/repository/>

Traceback (most recent call last):
  File "/usr/local/lib/python2.5/site-packages/bzrlib/commands.py", line 800, in run_bzr_catch_errors
    return run_bzr(argv)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/commands.py", line 758, in run_bzr
    ret = run(*run_argv)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/commands.py", line 492, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/builtins.py", line 647, in run
    delta._ChangeReporter(unversioned_filter=tree_to.is_ignored))
  File "/usr/local/lib/python2.5/site-packages/bzrlib/decorators.py", line 165, in write_locked
    return unbound(self, *args, **kwargs)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/workingtree.py", line 1473, in pull
    count = self.branch.pull(source, overwrite, stop_revision)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/decorators.py", line 165, in write_locked
    return unbound(self, *args, **kwargs)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/branch.py", line 1681, in pull
    master_branch.lock_write()
  File "/usr/local/lib/python2.5/site-packages/bzrlib/branch.py", line 1315, in lock_write
    repo_token = self.repository.lock_write()
  File "/usr/local/lib/python2.5/site-packages/bzrlib/repository.py", line 308, in lock_write
    result = self.control_files.lock_write(token=token)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/lockable_files.py", line 230, in lock_write
    token_from_lock = self._lock.lock_write(token=token)
  File "/usr/local/lib/python2.5/site-packages/bzrlib/lockdir.py", line 556, in lock_write
    return self.wait_lock()
  File "/usr/local/lib/python2.5/site-packages/bzrlib/lockdir.py", line 485, in wait_lock
    return self.attempt_lock()
  File "/usr/local/lib/python2.5/site-packages/bzrlib/lockdir.py", line 450, in attempt_lock
    raise UnlockableTransport(self.transport)
UnlockableTransport: Cannot lock: transport is read only: <bzrlib.transport.http._urllib.HttpTransport_urllib url=http://www.vmlinux.org/jocke/bzr/bzrweb/.bzr/repository/>

bzr 0.91.0 on python 2.5.1.final.0 (freebsd6)
arguments: ['/usr/local/bin/bzr', 'pull', '--remember', 'http://vmlinux.org/jocke/bzr/bzrweb/']

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