Explorer does not start

[TheSoftwareRonin]

Windows PowerShell
Copyright (C) 2006 Microsoft Corporation. All rights reserved.

PS C:\Documents and Settings\Larry> bzr explorer
bzr: ERROR: exceptions.EOFError:

Traceback (most recent call last):
  File "bzrlib\commands.pyo", line 853, in exception_to_return_code
  File "bzrlib\commands.pyo", line 1055, in run_bzr
  File "bzrlib\commands.pyo", line 661, in run_argv_aliases
  File "bzrlib\commands.pyo", line 665, in run_direct
  File "bzrlib\cleanup.pyo", line 122, in run_simple
  File "bzrlib\cleanup.pyo", line 156, in _do_with_cleanups
  File "C:/Program Files/Bazaar/plugins\explorer\lib\commands.py", line 154, in run
  File "C:/Program Files/Bazaar/plugins\explorer\lib\explorer.py", line 216, in __init__
  File "C:/Program Files/Bazaar/plugins\explorer\lib\explorer.py", line 534, in init_history
  File "C:/Program Files/Bazaar/plugins\explorer\lib\history_manager.py", line 36, in __init__
  File "C:/Program Files/Bazaar/plugins\explorer\lib\history_manager.py", line 47, in _load
  File "pickle.pyo", line 1370, in load
  File "pickle.pyo", line 858, in load
  File "pickle.pyo", line 880, in load_eof
EOFError

bzr 2.1.0 on python 2.5.4 (Windows-XP-5.1.2600-SP3)
arguments: ['C:\\Program Files\\Bazaar\\bzr.exe', 'explorer']
encoding: 'cp1252', fsenc: 'mbcs', lang: None
plugins:
  bzrtools C:\Program Files\Bazaar\plugins\bzrtools [2.1.0]
  explorer C:\Program Files\Bazaar\plugins\explorer [1.0.1]
  launchpad C:\Program Files\Bazaar\plugins\launchpad [2.1.0]
  netrc_credential_store C:\Program Files\Bazaar\plugins\netrc_credential_store [2.1.0]
  news_merge C:\Program Files\Bazaar\plugins\news_merge [2.1.0]
  qbzr C:\Program Files\Bazaar\plugins\qbzr [0.18.3]
  rebase C:\Program Files\Bazaar\plugins\rebase [0.5.5]
  svn C:\Program Files\Bazaar\plugins\svn [1.0.2]
  upload C:\Program Files\Bazaar\plugins\upload [1.0.0dev]
  xmloutput C:\Program Files\Bazaar\plugins\xmloutput [0.8.6]

*** 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.
PS C:\Documents and Settings\Larry>

[Martin Pool (mbp)]

looks like a per-user issue