Installing rasax on server

while installing rasa_x on ubuntu (without GUI )server and checking Rasa x in terminal getting error. Not able to launch it in server .

community/api/decorators.py", line 90, in user_from_request
    return await _get_user_from_request(request.app, request)
  File "/data/Workspace/anaconda3/envs/Rasa_2/lib/python3.8/site-packages/rasax/community/api/decorators.py", line 73, in _get_user_from_request
    payload = await instance.auth.extract_payload(request, verify=False)
AttributeError: 'Sanic' object has no attribute 'auth'

any suggestion how i can use port forwarding for this ?