Local Tuya Error can´´t Connect device

Hi all out there in the Home Assistant World.
I want to connect my Fontastic Pir Sensor but i became this error in the log File and i dont know what to do.
By the way in the Tuya App itself everything seems to be ok so far.
Please help!!!

benutzerdefinierte

Logger: custom_components.localtuya.config_flow
Source: custom_components/localtuya/pytuya/init.py:637
Integration: LocalTuya integration (documentation, issues)
First occurred: 10:54:47 (4 occurrences)
Last logged: 11:00:32

Unexpected exception
Traceback (most recent call last):
File “/config/custom_components/localtuya/config_flow.py”, line 279, in async_step_basic_info
self.dps_strings = await validate_input(self.hass, user_input)
File “/config/custom_components/localtuya/config_flow.py”, line 185, in validate_input
interface = await pytuya.connect(
File “/config/custom_components/localtuya/pytuya/init.py”, line 637, in connect
_, protocol = await loop.create_connection(
File “/usr/local/lib/python3.9/asyncio/base_events.py”, line 1017, in create_connection
infos = await self._ensure_resolved(
File “/usr/local/lib/python3.9/asyncio/base_events.py”, line 1396, in _ensure_resolved
return await loop.getaddrinfo(host, port, family=family, type=type,
File “/usr/local/lib/python3.9/asyncio/base_events.py”, line 856, in getaddrinfo
return await self.run_in_executor(
File “/usr/local/lib/python3.9/concurrent/futures/thread.py”, line 52, in run
result = self.fn(*self.args, **self.kwargs)
File “/usr/local/lib/python3.9/socket.py”, line 953, in getaddrinfo
for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -2] Name does not resolve