sorry for not giving enough details... here are some more details:

qbzr version is 0.19.2 - (i downloaded bazaar 2.2 today,,,)


error message:

bzr: ERROR: exceptions.OverflowError: can't convert negative value to unsigned long

Traceback (most recent call last):
  File "C:/Program Files/Bazaar/plugins\explorer\lib\explorer.py", line 1450, in callable_with_cleanup
  File "C:/Program Files/Bazaar/plugins\explorer\lib\explorer.py", line 1618, in _open_location_task
  File "C:/Program Files/Bazaar/plugins\explorer\lib\location_viewer.py", line 161, in add_location
  File "C:/Program Files/Bazaar/plugins\explorer\lib\location.py", line 178, in view
  File "C:/Program Files/Bazaar/plugins\explorer\lib\view_workingtree.py", line 72, in ui
  File "C:/Program Files/Bazaar/plugins\explorer\lib\html_report_view.py", line 51, in ui
  File "C:/Program Files/Bazaar/plugins\explorer\lib\html_report_view.py", line 55, in refresh_view
  File "C:/Program Files/Bazaar/plugins\explorer\lib\view_workingtree.py", line 97, in report_text
  File "C:/Program Files/Bazaar/plugins\explorer\lib\status_report.py", line 195, in __init__
  File "C:/Program Files/Bazaar/plugins\explorer\lib\status_report.py", line 212, in _collect_data
  File "C:/Program Files/Bazaar/plugins\explorer\lib\status_data.py", line 43, in get_status_info
  File "C:/Program Files/Bazaar/plugins\explorer\lib\status_data.py", line 61, in changes_between_trees
  File "bzrlib\tree.pyo", line 94, in changes_from
  File "bzrlib\decorators.pyo", line 140, in read_locked
  File "bzrlib\tree.pyo", line 1002, in compare
  File "bzrlib\delta.pyo", line 126, in _compare_trees
  File "_dirstate_helpers_pyx.pyx", line 1410, in bzrlib._dirstate_helpers_pyx.ProcessEntryC.__next__ (bzrlib\_dirstate_helpers_pyx.c:11953)
  File "_dirstate_helpers_pyx.pyx", line 1683, in bzrlib._dirstate_helpers_pyx.ProcessEntryC._iter_next (bzrlib\_dirstate_helpers_pyx.c:14740)
  File "_dirstate_helpers_pyx.pyx", line 1782, in bzrlib._dirstate_helpers_pyx.ProcessEntryC._loop_one_block (bzrlib\_dirstate_helpers_pyx.c:15630)
  File "_dirstate_helpers_pyx.pyx", line 1107, in bzrlib._dirstate_helpers_pyx.ProcessEntryC._process_entry (bzrlib\_dirstate_helpers_pyx.c:8056)
  File "_dirstate_helpers_pyx.pyx", line 843, in bzrlib._dirstate_helpers_pyx._update_entry (bzrlib\_dirstate_helpers_pyx.c:5746)
  File "_dirstate_helpers_pyx.pyx", line 797, in bzrlib._dirstate_helpers_pyx._pack_stat (bzrlib\_dirstate_helpers_pyx.c:5444)
OverflowError: can't convert negative value to unsigned long

bzr 2.2.2 on python 2.6.4 (win32)
arguments: ['C:\\Program Files\\Bazaar\\bzrw.exe', 'explorer']
encoding: 'cp1255', fsenc: 'mbcs', lang: None
plugins:
  bzrtools             C:\Program Files\Bazaar\plugins\bzrtools [2.2.0]
  colo                 C:\Program Files\Bazaar\plugins\colo [0.1.0]
  explorer             C:\Program Files\Bazaar\plugins\explorer [1.1.1]
  fastimport           C:\Program Files\Bazaar\plugins\fastimport [0.9.0dev]
  launchpad            C:\Program Files\Bazaar\plugins\launchpad [2.2.2]
  loom                 C:\Program Files\Bazaar\plugins\loom [2.2.1dev]
  netrc_credential_store C:\Program Files\Bazaar\plugins\netrc_credential_store [2.2.2]
  news_merge           C:\Program Files\Bazaar\plugins\news_merge [2.2.2]
  pipeline             C:\Program Files\Bazaar\plugins\pipeline [unknown]
  qbzr                 C:\Program Files\Bazaar\plugins\qbzr [0.19.2]
  rewrite              C:\Program Files\Bazaar\plugins\rewrite [0.6.1]
  svn                  C:\Program Files\Bazaar\plugins\svn [1.0.4]
  upload               C:\Program Files\Bazaar\plugins\upload [1.0.0dev]
  xmloutput            C:\Program Files\Bazaar\plugins\xmloutput [0.8.6]