I'm trying to make autocompletion work in vim with youcomplete me plugin. It works find with langs, say, javascript or python but when i try it on c# see the following error:ConnectionError: HTTPConnectionPool(host='localhost', port=52234): Max retries exceeded with url: /autocomplete (Caused by NewConnectionError('<requests.packages.urllib3.connection.HTTPConnection object at 0x10b3ee790>: Failed to establish a new connection: [Errno 61] Connection refused',))full log:2017-01-30 01:13:46,452 - ERROR - Exception from semantic completer (using general): Traceback (most recent call last):  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/handlers.py, line 104, in GetCompletions    .ComputeCandidates( request_data ) )  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/completer.py, line 218, in ComputeCandidates    candidates = self._GetCandidatesFromSubclass( request_data )  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/completer.py, line 234, in _GetCandidatesFromSubclass    raw_completions = self.ComputeCandidatesInner( request_data )  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/cs/cs_completer.py, line 125, in ComputeCandidatesInner    completion_type ) ]  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/cs/cs_completer.py, line 447, in _GetCompletions    completions = self._GetResponse( '/autocomplete', parameters )  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/../ycmd/completers/cs/cs_completer.py, line 588, in _GetResponse    response = requests.post( target, data = parameters, timeout = timeout )  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/requests/requests/api.py, line 107, in post    return request('post', url, data=data, json=json, **kwargs)  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/requests/requests/api.py, line 53, in request    return session.request(method=method, url=url, **kwargs)  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/requests/requests/sessions.py, line 468, in request    resp = self.send(prep, **send_kwargs)  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/requests/requests/sessions.py, line 576, in send    r = adapter.send(request, **kwargs)  File /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/third_party/requests/requests/adapters.py, line 437, in send    raise ConnectionError(e, request=request)ConnectionError: HTTPConnectionPool(host='localhost', port=52234): Max retries exceeded with url: /autocomplete (Caused by NewConnectionError('<requests.packages.urllib3.connection.HTTPConnection object at 0x10b3ee790>: Failed to establish a new connection: [Errno 61] Connection refused',))2017-01-30 01:13:46,947 - INFO - Received event notification2017-01-30 01:13:46,947 - DEBUG - Event name: FileReadyToParse2017-01-30 01:13:46,947 - INFO - Adding buffer identifiers for file: /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/tests/cs/testdata/testy/Program.cs2017-01-30 01:13:46,947 - INFO - Starting OmniSharp server2017-01-30 01:13:46,947 - INFO - Loading solution file /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/tests/cs/testdata/testy/testy.sln2017-01-30 01:13:46,947 - INFO - using port 522342017-01-30 01:13:46,949 - INFO - Received event notification2017-01-30 01:13:46,949 - DEBUG - Event name: InsertLeave2017-01-30 01:13:46,949 - INFO - Adding ONE buffer identifier for file: /Users/smooth/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/tests/cs/testdata/testy/Program.csI did everything as it says in install manualC# support: install Mono with Homebrew [24] or by downloading the Mono  Mac   package [26] and add '--omnisharp-completer' when calling  './install.py'.but it's not working. My environment is:VimversionVIM - Vi IMproved 8.0 (2016 Sep 12, compiled Jan 28 2017 00:47:01)MacOS X (unix) versionIncluded patches: 1-243Compiled by HomebrewclangApple LLVM version 8.0.0 (clang-800.0.42.1)Target: x86_64-apple-darwin16.4.0
ConnectionError: HTTPConnectionPool(host='localhost', port=52234): Max retries exceeded with url
plugin you complete me