bzr status: TypeError: run() got an unexpected keyword argument 'verbose'

bzr st
bzr: ERROR: exceptions.TypeError: run() got an unexpected keyword argument 'verbose'

Traceback (most recent call last):
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 896, in run_bzr_catch_errors
    return run_bzr(argv)
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 842, in run_bzr
    ret = run(*run_argv)
  File "/Library/Python/2.5/site-packages/bzrlib/plugins/loom/commands.py", line 174, in run_argv_aliases
    super(cmd_status, self).run_argv_aliases(list(argv), alias_argv)
  File "/Library/Python/2.5/site-packages/bzrlib/commands.py", line 542, in run_argv_aliases
    return self.run(**all_cmd_args)
TypeError: run() got an unexpected keyword argument 'verbose'

bzr 1.12 on python 2.5.1 (darwin)
arguments: ['/usr/local/bin/bzr', 'st']
encoding: 'UTF-8', fsenc: 'utf-8', lang: 'en_US.UTF-8'
plugins:
  bzrtools /Library/Python/2.5/site-packages/bzrlib/plugins/bzrtools [1.12]
  email /Library/Python/2.5/site-packages/bzrlib/plugins/email [unknown]
  extmerge /Library/Python/2.5/site-packages/bzrlib/plugins/extmerge [unknown]
  launchpad /Library/Python/2.5/site-packages/bzrlib/plugins/launchpad [unknown]
  loom /Library/Python/2.5/site-packages/bzrlib/plugins/loom [1.4dev]
  netrc_credential_store /Library/Python/2.5/site-packages/bzrlib/plugins/netrc_credential_store [unknown]
  qbzr /Library/Python/2.5/site-packages/bzrlib/plugins/qbzr [0.9.8]
  rebase /Library/Python/2.5/site-packages/bzrlib/plugins/rebase [0.4dev]
  search /Library/Python/2.5/site-packages/bzrlib/plugins/search [1.7dev]
  svn /Library/Python/2.5/site-packages/bzrlib/plugins/svn [0.5.2]
  upload /Library/Python/2.5/site-packages/bzrlib/plugins/upload [0.1.1]
*** Bazaar has encountered an internal error.
    Please report a bug at https://bugs.launchpad.net/bzr/+filebug
    including this traceback, and a description of what you
    were doing when the error occurred.

Running on Mac OS X, installed using the installer.