KeyError in _check_file_version_parents during bzr check

[David Strauss]

bzr reconcile ran without issue, but check is failing. bzr upgrade --1.14-rich-root is also failing.

straussd@web3 bzr-1.18]$ ./bzr check /srv/bzr/repo/
Checking branch at 'file:///srv/bzr/repo/drupal/5/'.
Checking branch at 'file:///srv/bzr/repo/drupal/6/'.
Checking branch at 'file:///srv/bzr/repo/drupal/7/'.
Checking branch at 'file:///srv/bzr/repo/drupal/7-all-history/'.
Checking branch at 'file:///srv/bzr/repo/drupal/7-mv/'.
Checking branch at 'file:///srv/bzr/repo/drupal/modules/bakery/'.
Checking branch at 'file:///srv/bzr/repo/drupal/modules/materialized_view/6/'.
Checking branch at 'file:///srv/bzr/repo/drupal/modules/opensocial/6/'.
Checking branch at 'file:///srv/bzr/repo/mediawiki/extensions/OpenLibrary/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/5/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/5-patches/reverse-proxy-support/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/database-replication/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/disable-aggregator-feed-block-listing/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/disable-anonymous-contact/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/external-page-cache/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/fast-path-alias-detection/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/first-path-argument-whitelist/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/fix-table-header-scrolling/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/log-book-upgrade-anomaly/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/move-user-access-timestamps/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/native-json-encoding/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/pressflow-branding/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/remove-lower/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/reverse-proxy-support/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/separate-aggregator-cron/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/separate-node-and-user-search/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/shell-based-test-execution/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/simpletest/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/svn-vendor-tools/'.
Checking branch at 'file:///srv/bzr/repo/pressflow/6-patches/write-through-variable-deletion/'.
Checking branch at 'file:///srv/bzr/repo/rpm-spec/'.
No working tree found at specified location.
Checking repository at 'file:///srv/bzr/repo/'.
bzr: ERROR: exceptions.KeyError: ('trigger.info-20081206090157-hohh42o0mhstvdpe-503', '<email address hidden>')

Traceback (most recent call last):
  File "/home/straussd/bzr-1.18/bzrlib/commands.py", line 835, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/home/straussd/bzr-1.18/bzrlib/commands.py", line 1030, in run_bzr
    ret = run(*run_argv)
  File "/home/straussd/bzr-1.18/bzrlib/commands.py", line 647, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/home/straussd/bzr-1.18/bzrlib/builtins.py", line 3121, in run
    check_dwim(path, verbose, do_branch=branch, do_repo=repo, do_tree=tree)
  File "/home/straussd/bzr-1.18/bzrlib/check.py", line 456, in check_dwim
    check_repo=do_repo)
  File "/home/straussd/bzr-1.18/bzrlib/decorators.py", line 138, in read_locked
    result = unbound(self, *args, **kwargs)
  File "/home/straussd/bzr-1.18/bzrlib/repository.py", line 2719, in check
    check_repo=check_repo)
  File "/home/straussd/bzr-1.18/bzrlib/repository.py", line 2723, in _check
    result.check(callback_refs)
  File "/home/straussd/bzr-1.18/bzrlib/check.py", line 106, in check
    self.check_weaves()
  File "/home/straussd/bzr-1.18/bzrlib/check.py", line 296, in check_weaves
    self._check_weaves(storebar)
  File "/home/straussd/bzr-1.18/bzrlib/check.py", line 311, in _check_weaves
    result = weave_checker.check_file_version_parents(
  File "/home/straussd/bzr-1.18/bzrlib/repository.py", line 4054, in check_file_version_parents
    return self._check_file_version_parents(texts, progress_bar)
  File "/home/straussd/bzr-1.18/bzrlib/repository.py", line 4078, in _check_file_version_parents
    knit_parents = parent_map[key]
KeyError: ('trigger.info-20081206090157-hohh42o0mhstvdpe-503', '<email address hidden>')

bzr 1.18 on python 2.4.3 (linux2)
arguments: ['./bzr', 'check', '/srv/bzr/repo/']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'en_US.UTF-8'
plugins:
  bzrtools /usr/lib/python2.4/site-packages/bzrlib/plugins/bzrtools [1.11]
  launchpad /home/straussd/bzr-1.18/bzrlib/plugins/launchpad [1.18]
  loggerhead /usr/lib/python2.4/site-packages/bzrlib/plugins/loggerhead [1.11]
  netrc_credential_store /home/straussd/bzr-1.18/bzrlib/plugins/netrc_credential_store [1.18]
  search /usr/lib/python2.4/site-packages/bzrlib/plugins/search [1.7dev]
*** 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.