I tried to run `bzr break-lock` as you said but it failed see the log plz below with the screenshot:

---log---

Run command: bzr break-lock Q:/Projects/al-yarmook.com/trunk
bzr: ERROR: exceptions.ValueError: tag/value separator not found in line ''

Traceback (most recent call last):
  File "bzrlib\commands.pyo", line 911, in exception_to_return_code
  File "bzrlib\commands.pyo", line 1111, in run_bzr
  File "bzrlib\commands.pyo", line 689, in run_argv_aliases
  File "bzrlib\commands.pyo", line 704, in run
  File "bzrlib\cleanup.pyo", line 135, in run_simple
  File "bzrlib\cleanup.pyo", line 165, in _do_with_cleanups
  File "C:/Program Files/Bazaar/plugins\qbzr\lib\commands.py", line 767, in run
  File "C:/Program Files/Bazaar/plugins\qbzr\lib\subprocess.py", line 869, in run_subprocess_command
  File "bzrlib\commands.pyo", line 1111, in run_bzr
  File "bzrlib\commands.pyo", line 689, in run_argv_aliases
  File "bzrlib\commands.pyo", line 704, in run
  File "bzrlib\cleanup.pyo", line 135, in run_simple
  File "bzrlib\cleanup.pyo", line 165, in _do_with_cleanups
  File "bzrlib\builtins.pyo", line 4847, in run
  File "bzrlib\bzrdir.pyo", line 159, in break_lock
  File "bzrlib\workingtree_4.pyo", line 180, in break_lock
  File "bzrlib\lockable_files.pyo", line 123, in break_lock
  File "bzrlib\lockdir.pyo", line 351, in break_lock
  File "bzrlib\lockdir.pyo", line 438, in peek
  File "bzrlib\lockdir.pyo", line 428, in _read_info_file
  File "bzrlib\lockdir.pyo", line 462, in _parse_info
  File "bzrlib\rio.pyo", line 264, in read_stanza
  File "_rio_pyx.pyx", line 144, in bzrlib._rio_pyx._read_stanza_utf8 (bzrlib\_rio_pyx.c:1395)
  File "_rio_pyx.pyx", line 85, in bzrlib._rio_pyx._split_first_line_utf8 (bzrlib\_rio_pyx.c:790)
ValueError: tag/value separator not found in line ''

bzr 2.2.0 on python 2.6.4 (Windows-XP-5.1.2600-SP3)
arguments: ['C:\\Program Files\\Bazaar\\bzr.exe', 'qsubprocess', '--bencode', 'l10:break-lock32:Q:/Projects/al-yarmook.com/trunke']
encoding: 'cp1256', 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 [1.1b1]
  fastimport           C:\Program Files\Bazaar\plugins\fastimport [0.9.0dev]
  launchpad            C:\Program Files\Bazaar\plugins\launchpad [2.2.0]
  loom                 C:\Program Files\Bazaar\plugins\loom [2.2.1dev]
  netrc_credential_store C:\Program Files\Bazaar\plugins\netrc_credential_store [2.2.0]
  news_merge           C:\Program Files\Bazaar\plugins\news_merge [2.2.0]
  pipeline             C:\Program Files\Bazaar\plugins\pipeline [unknown]
  qbzr                 C:\Program Files\Bazaar\plugins\qbzr [0.19.0]
  rewrite              C:\Program Files\Bazaar\plugins\rewrite [0.6.0]
  svn                  C:\Program Files\Bazaar\plugins\svn [1.0.3]
  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.