Log from bzr.log.old: 

Wed 2011-03-23 13:55:38 +0100
0.139  bazaar version: 2.3.1
0.139  bzr arguments: [u'qsubprocess', u'--bencode', u'@c:/users/ced/appdata/local/temp/QBzr/qsubprocess/tmpbvu5kj']
0.208  looking for plugins in C:/Users/Ced/AppData/Roaming/bazaar/2.0/plugins
0.208  looking for plugins in C:/Program Files (x86)/Bazaar/plugins
0.559  encoding stdout as osutils.get_user_encoding() 'cp1252'
0.791  bazaar version: 2.3.1
0.860  bzr arguments: [u'commit', u'-m', u'Initial checkins, shitloads of data. Some are corrupt, but will be fixed later.', u'website related/New folder',.........[cut out the actual file list here, since it's huge and not really relevant]
1.235  encoding stdout as osutils.get_user_encoding() 'cp1252'
1.331  opening working tree 'D:/Project files'
196.755  bzr-svn: using Subversion 1.6.6 (), subvertpy 0.7.5
197.097  falling back to default implementation
197.097  failed to load system host keys: [Errno 2] No such file or directory: 'C:\\Users\\Ced/.ssh/known_hosts'
[ 3756] 2011-03-23 13:58:56.084 INFO: Connected (version 2.0, client OpenSSH_5.5p1)
451.629  Could not connect to bound branch, falling back to local nick.
 Unable to connect to target of bound branch BzrBranch7(file:///D:/Project%20files/) => bzr+ssh://bzr@leandra/~/programming/: Connection error: Unable to authenticate to SSH host as
  bzr@leandra
 No existing session
451.632  preparing to commit
451.995  Transferred: 0kB (0.0kB/s r:0kB w:0kB)
451.995  Transferred: 0kB (0.0kB/s r:0kB w:0kB)
451.996  Traceback (most recent call last):
  File "bzrlib\commands.pyo", line 926, in exception_to_return_code
  File "bzrlib\commands.pyo", line 1126, in run_bzr
  File "bzrlib\commands.pyo", line 691, in run_argv_aliases
  File "bzrlib\commands.pyo", line 713, 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 (x86)/Bazaar/plugins\qbzr\lib\commands.py", line 788, in run
  File "C:/Program Files (x86)/Bazaar/plugins\qbzr\lib\subprocess.py", line 888, in run_subprocess_command
  File "bzrlib\commands.pyo", line 1126, in run_bzr
  File "bzrlib\commands.pyo", line 691, in run_argv_aliases
  File "bzrlib\commands.pyo", line 713, 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 3241, in run
  File "bzrlib\decorators.pyo", line 194, in write_locked
  File "bzrlib\workingtree_4.pyo", line 197, in commit
  File "bzrlib\decorators.pyo", line 194, in write_locked
  File "bzrlib\mutabletree.pyo", line 201, in commit
  File "bzrlib\commit.pyo", line 286, in commit
  File "bzrlib\cleanup.pyo", line 131, in run
  File "bzrlib\cleanup.pyo", line 165, in _do_with_cleanups
  File "bzrlib\commit.pyo", line 360, in _commit
  File "bzrlib\commit.pyo", line 512, in _check_bound_branch
  File "bzrlib\decorators.pyo", line 140, in read_locked
  File "bzrlib\branch.pyo", line 2737, in get_master_branch
  File "bzrlib\branch.pyo", line 176, in open
  File "bzrlib\bzrdir.pyo", line 717, in open
  File "bzrlib\bzrdir.pyo", line 752, in open_from_transport
  File "bzrlib\bzrdir.pyo", line 1699, in open
  File "bzrlib\bzrdir.pyo", line 2886, in _open
  File "bzrlib\remote.pyo", line 120, in __init__
  File "bzrlib\remote.pyo", line 132, in _probe_bzrdir
  File "bzrlib\remote.pyo", line 139, in _rpc_open_2_1
  File "bzrlib\remote.pyo", line 57, in _call
  File "bzrlib\smart\client.pyo", line 132, in call
  File "bzrlib\smart\client.pyo", line 145, in call_expecting_body
  File "bzrlib\smart\client.pyo", line 90, in _call_and_read_response
  File "bzrlib\smart\client.pyo", line 45, in _send_request
  File "bzrlib\smart\client.pyo", line 115, in _construct_protocol
  File "bzrlib\smart\medium.pyo", line 711, in get_request
  File "bzrlib\smart\medium.pyo", line 969, in __init__
TooManyConcurrentRequests: The medium 'SmartSSHClientMedium(bzr+ssh://bzr@leandra/)' has reached its concurrent request limit. Be sure to finish_writing and finish_reading on the currently open request.

452.170  couldn't find apport bug-reporting library: No module named apport
452.303  Traceback (most recent call last):
  File "bzrlib\plugin.pyo", line 542, in _get__version__
  File "bzrlib\__init__.pyo", line 101, in _format_version_tuple
IndexError: tuple index out of range

452.303  return code 4
[ 3316] 2011-03-23 14:12:13.959 INFO: Client disconnected from pipe - closing connection