I worked for awhile until a certain version. I even tried a fresh install on another box:
2021-04-11 14:28:59 ERROR (MainThread) [homeassistant.setup] Error during setup of component lutron
Traceback (most recent call last):
File “/usr/src/homeassistant/homeassistant/setup.py”, line 241, in _async_setup_component
result = await task
File “/usr/local/lib/python3.8/concurrent/futures/thread.py”, line 57, in run
result = self.fn(*self.args, **self.kwargs)
File “/usr/src/homeassistant/homeassistant/components/lutron/init.py”, line 58, in setup
hass.data[LUTRON_CONTROLLER].load_xml_db()
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 534, in load_xml_db
assert(parser.parse()) # throw our own exception
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 260, in parse
area = self._parse_area(area_xml)
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 272, in _parse_area
area = Area(self._lutron,
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 1244, in init
occupancy_group._bind_area(self)
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 1176, in _bind_area
self._lutron.register_id(OccupancyGroup._CMD_TYPE, self)
File “/usr/local/lib/python3.8/site-packages/pylutron/init.py”, line 466, in register_id
raise IntegrationIdExistsError
pylutron.IntegrationIdExistsError