Traceback (most recent call last):


 "/usr/local/lib/python3.7/site-packages/urllib3/connectionpool.py", line 672, in urlopen

chunked=chunked,


 "/usr/local/lib/python3.7/site-packages/urllib3/connectionpool.py", line 387, in _make_request

conn.request(method, url, **httplib_request_kw)


 "/usr/local/lib/python3.7/http/client.py", line 1244, in request

self._send_request(method, url, body, headers, encode_chunked)


 "/usr/local/lib/python3.7/http/client.py", line 1290, in _send_request

self.endheaders(body, encode_chunked=encode_chunked)


 "/usr/local/lib/python3.7/http/client.py", line 1239, in endheaders

self._send_output(message_body, encode_chunked=encode_chunked)


 "/usr/local/lib/python3.7/http/client.py", line 1026, in _send_output

self.send(msg)


 "/usr/local/lib/python3.7/http/client.py", line 966, in send

self.connect()


 "/usr/local/lib/python3.7/site-packages/urllib3/connection.py", line 184, in connect

conn = self._new_conn()


 "/usr/local/lib/python3.7/site-packages/urllib3/connection.py", line 169, in _new_conn

self, "Failed to establish a new connection: %s" % e
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7f9a7e2d90>: Failed to establish a new connection: [Errno 111] Connection refused

Traceback (most recent call last):

 "/home/ppierre/bin/virtualenv/local/lib/python2.7/site-packages/waitress-0.8.9-py2.7.egg/waitress/channel.py", line 337, in service
task.service()

 "/home/ppierre/bin/virtualenv/local/lib/python2.7/site-packages/waitress-0.8.9-py2.7.egg/waitress/task.py", line 173, in service
self.execute()

 "/home/ppierre/bin/virtualenv/local/lib/python2.7/site-packages/waitress-0.8.9-py2.7.egg/waitress/task.py", line 392, in execute
app_iter = self.channel.server.application(env, start_response)

 "/home/ppierre/bin/pyramid/pyramid/router.py", line 242, in **call**
response = self.invoke_subrequest(request, use_tweens=True)

 "/home/ppierre/bin/pyramid/pyramid/router.py", line 217, in invoke_subrequest
response = handle_request(request)

 "/home/ppierre/Devel/PubliForge/publiforge/lib/debug.py", line 37, in htmlvalidator_tween
response = handler(request)

 "/home/ppierre/bin/pyramid/pyramid/tweens.py", line 21, in excview_tween
response = handler(request)

 "/home/ppierre/bin/pyramid/pyramid/router.py", line 163, in handle_request
response = view_callable(context, request)

 "/home/ppierre/bin/pyramid/pyramid/config/views.py", line 240, in _secured_view
result = _permitted(context, request)

 "/home/ppierre/bin/pyramid/pyramid/config/views.py", line 236, in _permitted
principals = self.authn_policy.effective_principals(request)

 "/home/ppierre/bin/pyramid/pyramid/authentication.py", line 130, in effective_principals
userid = self.unauthenticated_userid(request)

 "/home/ppierre/bin/pyramid/pyramid/authentication.py", line 650, in unauthenticated_userid
result = self.cookie.identify(request)

 "/home/ppierre/bin/pyramid/pyramid/authentication.py", line 905, in identify
self.secret, cookie, remote_addr, self.hashalg)

 "/home/ppierre/bin/pyramid/pyramid/authentication.py", line 767, in parse_ticket
if strings_differ(expected, digest):

 "/home/ppierre/bin/pyramid/pyramid/util.py", line 260, in strings_differ
invalid_bits += not compare_digest(left, right)TypeError: 'unicode' does not have the buffer interface