cubicweb #2460120 AttributeError: Request instance has no attribute 'responseHeaders' [rejected]

Traceback (most recent call last):
  File "/Users/test/virtualenv/cubicweb/lib/python2.5/site-packages/cubicweb/etwist/server.py", line 311, in render_request
    return self._render_request(request)
  File "/Users/test/virtualenv/cubicweb/lib/python2.5/site-packages/cubicweb/etwist/server.py", line 379, in _render_request
    stream=result, headers=req.headers_out)
  File "/Users/test/virtualenv/cubicweb/lib/python2.5/site-packages/cubicweb/etwist/http.py", line 22, in __init__
    self._init_headers()
  File "/Users/test/virtualenv/cubicweb/lib/python2.5/site-packages/cubicweb/etwist/http.py", line 30, in _init_headers
    self._twreq.responseHeaders.setRawHeaders(k, values)
AttributeError: Request instance has no attribute 'responseHeaders'

Installation de cubicweb utilisant virtualenv et pip sur un mac OS X 10.5

prioritynormal
typebug
done in<not specified>
load0.000
load left0.000
closed by<not specified>