Does not start after update to Home assistant 2025.1

[jdumeez]

Dear, since upgrading to home assistant 2025.1, the following error is thrown

Logger: homeassistant.loader
Source: loader.py:1075
First occurred: 10:23:41 AM (2 occurrences)
Last logged: 10:23:41 AM

Unexpected exception importing component custom_components.luxtronik2
Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/loader.py", line 1075, in _get_component
ComponentProtocol, importlib.import_module(self.pkg_path)
~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^
File "/usr/src/homeassistant/homeassistant/util/loop.py", line 200, in protected_loop_func
return func(*args, **kwargs)
File "/usr/local/lib/python3.13/importlib/init.py", line 88, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "", line 1387, in _gcd_import
File "", line 1360, in _find_and_load
File "", line 1331, in _find_and_load_unlocked
File "", line 935, in _load_unlocked
File "", line 1026, in exec_module
File "", line 488, in _call_with_frames_removed
File "/config/custom_components/luxtronik2/init.py", line 28, in
from .coordinator import LuxtronikCoordinator
File "/config/custom_components/luxtronik2/coordinator.py", line 22, in
from .common import correct_key_value
File "/config/custom_components/luxtronik2/common.py", line 25, in
from .model import LuxtronikCoordinatorData
File "/config/custom_components/luxtronik2/model.py", line 175, in
class LuxtronikWaterHeaterDescription(
...<14 lines>...
temperature_unit: str = UnitOfTemperature.CELSIUS
TypeError: metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases