Rasa x seems to be very unstable. can't view or change models

Maybe this information can help someone help me?

Error when retrieving version from Rasa Open Source. Cannot connect to host localhost:5005 ssl:default [Connection refused]
[2021-01-17 16:20:20 +0200] [14391] [ERROR] Exception occurred while handling uri: 'http://localhost:5002/api/projects/default/models?limit=1&offset=0'
Traceback (most recent call last):
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 936, in _wrap_create_connection
    return await self._loop.create_connection(*args, **kwargs)  # type: ignore  # noqa
  File "uvloop/loop.pyx", line 1974, in create_connection
  File "uvloop/loop.pyx", line 1951, in uvloop.loop.Loop.create_connection
ConnectionRefusedError: [Errno 111] Connection refused

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/sanic/app.py", line 938, in handle_request
    response = await response
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/decorators.py", line 213, in decorated_function
    return await await_and_return_response(args, kwargs, request)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/decorators.py", line 143, in await_and_return_response
    response = await response
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/blueprints/models.py", line 46, in get_models
    project_id, limit, offset, tag
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/model_service.py", line 750, in get_models
    minimum_compatible_version = await self.minimum_compatible_version()
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/model_service.py", line 161, in minimum_compatible_version
    info = await stack_service.version()
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/stack_service.py", line 98, in version
    timeout=timeout_in_seconds,
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/client.py", line 483, in _request
    timeout=real_timeout
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 523, in connect
    proto = await self._create_connection(req, traces, timeout)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 859, in _create_connection
    req, traces, timeout)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 1004, in _create_direct_connection
    raise last_exc
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 986, in _create_direct_connection
    req=req, client_error=client_error)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 943, in _wrap_create_connection
    raise client_error(req.connection_key, exc) from exc
aiohttp.client_exceptions.ClientConnectorError: Cannot connect to host localhost:5005 ssl:default [Connection refused]
2021-01-17 16:20:20 ERROR    sanic.root  - Exception occurred while handling uri: 'http://localhost:5002/api/projects/default/models?limit=1&offset=0'
Traceback (most recent call last):
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 936, in _wrap_create_connection
    return await self._loop.create_connection(*args, **kwargs)  # type: ignore  # noqa
  File "uvloop/loop.pyx", line 1974, in create_connection
  File "uvloop/loop.pyx", line 1951, in uvloop.loop.Loop.create_connection
ConnectionRefusedError: [Errno 111] Connection refused

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/sanic/app.py", line 938, in handle_request
    response = await response
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/decorators.py", line 213, in decorated_function
    return await await_and_return_response(args, kwargs, request)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/decorators.py", line 143, in await_and_return_response
    response = await response
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/api/blueprints/models.py", line 46, in get_models
    project_id, limit, offset, tag
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/model_service.py", line 750, in get_models
    minimum_compatible_version = await self.minimum_compatible_version()
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/model_service.py", line 161, in minimum_compatible_version
    info = await stack_service.version()
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/rasax/community/services/stack_service.py", line 98, in version
    timeout=timeout_in_seconds,
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/client.py", line 483, in _request
    timeout=real_timeout
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 523, in connect
    proto = await self._create_connection(req, traces, timeout)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 859, in _create_connection
    req, traces, timeout)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 1004, in _create_direct_connection
    raise last_exc
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 986, in _create_direct_connection
    req=req, client_error=client_error)
  File "/home/nailon/rasa_x_test_python37/venv/lib/python3.7/site-packages/aiohttp/connector.py", line 943, in _wrap_create_connection
    raise client_error(req.connection_key, exc) from exc
aiohttp.client_exceptions.ClientConnectorError: Cannot connect to host localhost:5005 ssl:default [Connection refused]
2021-01-17 16:20:20 DEBUG    rasax.community.database.utils  - Turned SQLite foreign key enforcement on.
2021-01-17 16:20:20 DEBUG    rasax.community.database.utils  - Turned on SQLite WAL mode.
2021-01-17 16:20:20 DEBUG    rasax.community.services.stack_service  - Error when retrieving version from Ras

Hi @nailon can you provide some background so users can understand your problem better?

  1. How are you deploying Rasa X? It looks like you’re using localmode
  2. What version of Rasa X and Rasa Open Source are you running?
  3. What did you do just before you encountered this error?

Hi, Turns out my deployment crashed because of memory problems (I used 7 gigabytes of word embedding vectors, on a relatively weak machine). After I solved the memory issue, things have been relatively smooth. So this issue can be closed. Thanks for responding, Nir