I am seeing an error as well. I pulled 2021.2.3, deleted the Tesla integration, and re-added it. Here’s what the logs show:
2021-02-14 19:51:24 ERROR (MainThread) [homeassistant.components.tesla] Error fetching tesla data: Error communicating with API:
2021-02-14 19:55:01 ERROR (MainThread) [aiohttp.server] Error handling request
Traceback (most recent call last):
File "/usr/local/lib/python3.8/site-packages/aiohttp/web_protocol.py", line 422, in _handle_request
resp = await self._request_handler(request)
File "/usr/local/lib/python3.8/site-packages/aiohttp/web_app.py", line 499, in _handle
resp = await handler(request)
File "/usr/local/lib/python3.8/site-packages/aiohttp/web_middlewares.py", line 118, in impl
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/security_filter.py", line 56, in security_filter_middleware
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/forwarded.py", line 71, in forwarded_middleware
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/request_context.py", line 18, in request_context_middleware
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/ban.py", line 72, in ban_middleware
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/auth.py", line 127, in auth_middleware
return await handler(request)
File "/usr/src/homeassistant/homeassistant/components/http/view.py", line 129, in handle
result = await result
File "/usr/src/homeassistant/homeassistant/components/config/config_entries.py", line 169, in post
return await super().post(request, flow_id)
File "/usr/src/homeassistant/homeassistant/components/http/data_validator.py", line 60, in wrapper
result = await method(view, request, *args, **kwargs)
File "/usr/src/homeassistant/homeassistant/helpers/data_entry_flow.py", line 106, in post
result = await self._flow_mgr.async_configure(flow_id, data)
File "/usr/src/homeassistant/homeassistant/data_entry_flow.py", line 155, in async_configure
result = await self._async_handle_step(flow, cur_step["step_id"], user_input)
File "/usr/src/homeassistant/homeassistant/data_entry_flow.py", line 213, in _async_handle_step
result: Dict = await getattr(flow, method)(user_input)
File "/usr/src/homeassistant/homeassistant/components/tesla/config_flow.py", line 57, in async_step_user
info = await validate_input(self.hass, user_input)
File "/usr/src/homeassistant/homeassistant/components/tesla/config_flow.py", line 157, in validate_input
(config[CONF_TOKEN], config[CONF_ACCESS_TOKEN]) = await controller.connect(
File "/usr/local/lib/python3.8/site-packages/teslajsonpy/controller.py", line 268, in connect
cars = await self.get_vehicles()
File "/usr/local/lib/python3.8/site-packages/backoff/_async.py", line 133, in retry
ret = await target(*args, **kwargs)
File "/usr/local/lib/python3.8/site-packages/teslajsonpy/controller.py", line 357, in get_vehicles
return (await self.__connection.get("vehicles"))["response"]
File "/usr/local/lib/python3.8/site-packages/teslajsonpy/connection.py", line 78, in get
return await self.post(command, "get", None)
File "/usr/local/lib/python3.8/site-packages/teslajsonpy/connection.py", line 96, in post
self.code = await self.get_authorization_code(
File "/usr/local/lib/python3.8/site-packages/teslajsonpy/connection.py", line 372, in get_authorization_code
code_url = URL(resp.history[-1].url)
IndexError: tuple index out of range