connection time out

I runned this command and bzr have given an error. It happened just one time.

------------
jollyr0ger@galeon:~/htdocs/hinii$ bzr push bzr+ssh://<email address hidden>/~jollyr0ger/hinii/trunk
/ 0/0 Read from remote host bazaar.launchpad.net: Connection timed out
bzr: ERROR: bzrlib.errors.TooManyConcurrentRequests: The medium '<bzrlib.smart.medium.SmartSSHClientMedium object at 0x861bbcc>' has reached its concurrent request limit. Be sure to finish_writing and finish_reading on the currently open request.

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 834, in run_bzr_catch_errors
    return run_bzr(argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 790, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 492, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib/python2.5/site-packages/bzrlib/builtins.py", line 840, in run
    stop_revision=revision_id)
  File "/usr/lib/python2.5/site-packages/bzrlib/decorators.py", line 127, in read_locked
    return unbound(self, *args, **kwargs)
  File "/usr/lib/python2.5/site-packages/bzrlib/branch.py", line 1559, in push
    target.unlock()
  File "/usr/lib/python2.5/site-packages/bzrlib/remote.py", line 1401, in unlock
    self._unlock(branch_token, repo_token)
  File "/usr/lib/python2.5/site-packages/bzrlib/remote.py", line 1367, in _unlock
    repo_token or '')
  File "/usr/lib/python2.5/site-packages/bzrlib/smart/client.py", line 38, in call
    result, protocol = self.call_expecting_body(method, *args)
  File "/usr/lib/python2.5/site-packages/bzrlib/smart/client.py", line 50, in call_expecting_body
    request = self.get_smart_medium().get_request()
  File "/usr/lib/python2.5/site-packages/bzrlib/smart/medium.py", line 417, in get_request
    return SmartClientStreamMediumRequest(self)
  File "/usr/lib/python2.5/site-packages/bzrlib/smart/medium.py", line 592, in __init__
    raise errors.TooManyConcurrentRequests(self._medium)
TooManyConcurrentRequests: The medium '<bzrlib.smart.medium.SmartSSHClientMedium object at 0x861bbcc>' has reached its concurrent request limit. Be sure to finish_writing and finish_reading on the currently open request.

bzr 1.3.1 on python 2.5.2.final.0 (linux2)
arguments: ['/usr/bin/bzr', 'push', 'bzr+ssh://<email address hidden>/~jollyr0ger/hinii/trunk']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'en_US.UTF-8'
plugins:
  launchpad /usr/lib/python2.5/site-packages/bzrlib/plugins/launchpad [unknown]
*** Bazaar has encountered an internal error.
    Please report a bug at https://bugs.launchpad.net/bzr/+filebug
    including this traceback, and a description of what you
    were doing when the error occurred.

--------------------

Some other infos:
Bazaar (bzr) 1.3.1
  Python interpreter: /usr/bin/python 2.5.2.final.0
  Python standard library: /usr/lib/python2.5
  bzrlib: /usr/lib/python2.5/site-packages/bzrlib