Error by Setup Client id

[nyunity]

Hi all,
I created an Account and activated it. When I try to Login at HA with my Client Id and the Passwort, in the log I get These Error:

Logger: homeassistant.config_entries
Quelle: config_entries.py:586
Erstmals aufgetreten: 16:05:16 (1 Vorkommnisse)
Zuletzt protokolliert: 16:05:16

Error setting up entry for gardena_smart_system
Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/backoff/_async.py", line 151, in retry
ret = await target(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 141, in __call_smart_system_get
if self.__response_has_errors(response):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 131, in __response_has_errors
response.raise_for_status()
File "/usr/local/lib/python3.12/site-packages/httpx/_models.py", line 761, in raise_for_status
raise HTTPStatusError(message, request=request, response=self)
httpx.HTTPStatusError: Client error '404 Not Found' for url 'https://api.smart.gardena.dev/v1/locations'
For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/404

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/config_entries.py", line 586, in async_setup
result = await component.async_setup_entry(hass, self)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/config/custom_components/gardena_smart_system/init.py", line 49, in async_setup_entry
await gardena_system.start()
File "/config/custom_components/gardena_smart_system/init.py", line 86, in start
await self.smart_system.update_locations()
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 146, in update_locations
response_data = await self.__call_smart_system_get(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/backoff/_async.py", line 183, in retry
await asyncio.sleep(seconds)
File "/usr/local/lib/python3.12/asyncio/tasks.py", line 665, in sleep
return await future
^^^^^^^^^^^^
asyncio.exceptions.CancelledError

And other one:

Dieser Fehler wurde von einer benutzerdefinierten Integration verursacht

Logger: gardena.smart_system
Quelle: custom_components/gardena_smart_system/init.py:86
Integration: Gardena Smart System integration (Dokumentation, Probleme)
Erstmals aufgetreten: 16:04:22 (7 Vorkommnisse)
Zuletzt protokolliert: 16:04:43

404 : {r['errors'][0]['title']} - {r['errors'][0]['detail']}

Can someone help? Made I something wrong?

Thx