pymongo.errors.OperationFailure: Authentication failed

Hi all, I am getting “pymongo.errors.OperationFailure: Authentication failed.” when trying to run rasa_core.run.

Command used :- python -m rasa_core.run -d models/dialogue -u m odels/nlu/default/current --endpoints endpoints.yml --debug --enable_api

#configuration in bot logic(rasa core) for MongoTrackerStore :-

global_db_mg = MongoTrackerStore(domain,host=‘mongodb://127.0.0.1:27017’, db=‘rasa’, username=None,password=None, collection=‘conversations’,event_broker=None)

#mongod.conf

where to write logging data.

network interfaces

net:

port: 27017

bindIp: 127.0.0.1

endpoints.yml (details) action_endpoint: url: “http://localhost:5055/webhook” tracker_store: store_type: mongod url: mongodb://127.0.0.1:27017 db: rasa username: None password: None

Full error details :- Traceback (most recent call last): File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/runpy.py”, line 193, in _run_module_as_main “main”, mod_spec) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/runpy.py”, line 85, in _run_code exec(code, run_globals) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/rasa_core/run.py”, line 250, in None, _endpoints.tracker_store, _broker) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/rasa_core/tracker_store.py”, line 48, in find_tracker_store **store.kwargs) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/rasa_core/tracker_store.py”, line 209, in init self._ensure_indices() File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/rasa_core/tracker_store.py”, line 216, in _ensure_indices self.conversations.create_index(“sender_id”) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/collection.py”, line 1958, in create_index self.__create_index(keys, kwargs, session, **cmd_options) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/collection.py”, line 1847, in __create_index with self._socket_for_writes() as sock_info: File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/contextlib.py”, line 81, in enter return next(self.gen) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/mongo_client.py”, line 1058, in _get_socket with server.get_socket(self.__all_credentials) as sock_info: File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/contextlib.py”, line 81, in enter return next(self.gen) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/pool.py”, line 1006, in get_socket sock_info.check_auth(all_credentials) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/pool.py”, line 677, in check_auth auth.authenticate(credentials, self) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/auth.py”, line 563, in authenticate auth_func(credentials, sock_info) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/auth.py”, line 540, in _authenticate_default return _authenticate_scram(credentials, sock_info, ‘SCRAM-SHA-1’) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/auth.py”, line 262, in _authenticate_scram res = sock_info.command(source, cmd) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/pool.py”, line 579, in command unacknowledged=unacknowledged) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/network.py”, line 150, in command parse_write_concern_error=parse_write_concern_error) File “/home/arghya/anaconda3/envs/myenv/lib/python3.6/site-packages/pymongo/helpers.py”, line 155, in _check_command_response raise OperationFailure(msg % errmsg, code, response) pymongo.errors.OperationFailure: Authentication failed.

“service mongod status” gives:-

mongod.service - High-performance, schema-free document-oriented database Loaded: loaded (/lib/systemd/system/mongod.service; enabled; vendor preset: enabled) Active: active (running) since Wed 2019-02-20 18:26:01 IST; 22h ago Docs: https://docs.mongodb.org/manual Main PID: 22505 (mongod) Tasks: 20 Memory: 58.2M CPU: 5min 59.248s CGroup: /system.slice/mongod.service └─22505 /usr/bin/mongod --quiet --config /etc/mongod.conf

does it resolved anyone?