Need help with Windows bazaar client

I tried use installer bzr-setup-1.7rc1-1.exe, but I didn't manage to start work with bzr throw shell extension.
Now I try use bzr in cmd shell.

log file after install and first attempts to work

this is a debug log for diagnosing/reporting problems in bzr
you can delete or truncate this file, or include sections in
bug reports to https://bugs.launchpad.net/bzr/+filebug

this is a debug log for diagnosing/reporting problems in bzr
you can delete or truncate this file, or include sections in
bug reports to https://bugs.launchpad.net/bzr/+filebug

0.125 encoding stdout as bzrlib.user_encoding 'cp1251'
[ 1232] 2008-09-12 11:11:07.868 INFO: tbzrcache running...

0.063 encoding stdout as bzrlib.user_encoding 'cp1251'
[ 2696] 2008-09-12 11:11:13.571 WARNING: Failed to execute command 'getnew'
Traceback (most recent call last):
  File "tbzrcommand.py", line 233, in main
  File "tbzrcommand.py", line 120, in invoke_command
ImportError: No module named commands

0.063 encoding stdout as bzrlib.user_encoding 'cp1251'
[ 3536] 2008-09-12 11:11:18.461 WARNING: Failed to execute command 'init'
Traceback (most recent call last):
  File "tbzrcommand.py", line 233, in main
  File "tbzrcommand.py", line 118, in invoke_command
UnrecognizedCommandError: init

0.047 encoding stdout as bzrlib.user_encoding 'cp1251'
[ 1816] 2008-09-12 11:11:23.632 WARNING: Failed to execute command 'settings'
Traceback (most recent call last):
  File "tbzrcommand.py", line 233, in main
  File "tbzrcommand.py", line 120, in invoke_command
ImportError: No module named commands
[ 1232] 2008-09-12 11:12:46.006 INFO: Taskbar command - id=1025
[ 1232] 2008-09-12 11:12:46.006 INFO: Closing application in response to menu command
[ 1232] 2008-09-12 11:12:46.039 INFO: tbzrcache terminating