So this is what’s in the log shortly after restart with the logger code in place that your suggested… I don’t see any errors though?
2022-03-10 21:53:09 WARNING (SyncWorker_5) [homeassistant.loader] We found a custom integration rako which has not been tested by Home Assistant. This component might cause stability problems, be sure to disable it if you experience issues with Home Assistant
2022-03-10 21:53:10 DEBUG (MainThread) [python_rako.bridge] Requesting cache: RequestType.SCENE_LEVEL_CACHE
2022-03-10 21:53:10 DEBUG (MainThread) [python_rako.bridge] Cache response: {RoomChannel(room_id=9, channel_id=1): LevelCacheItem(active_deleted_reserved=128, room=9, channel=1, scene_levels={1: 98, 2: 56, 3: 41, 4: 237, 5: 74, 6: 0, 7: 47, 8: 70, 9: 116, 10: 0, 11: 191, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=2): LevelCacheItem(active_deleted_reserved=128, room=9, channel=2, scene_levels={1: 0, 2: 0, 3: 0, 4: 0, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=3): LevelCacheItem(active_deleted_reserved=128, room=9, channel=3, scene_levels={1: 33, 2: 67, 3: 216, 4: 204, 5: 108, 6: 207, 7: 229, 8: 229, 9: 229, 10: 204, 11: 0, 12: 214, 13: 219, 14: 214, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=4): LevelCacheItem(active_deleted_reserved=128, room=9, channel=4, scene_levels={1: 106, 2: 92, 3: 127, 4: 127, 5: 96, 6: 27, 7: 127, 8: 127, 9: 127, 10: 125, 11: 12, 12: 14, 13: 17, 14: 33, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=5): LevelCacheItem(active_deleted_reserved=128, room=9, channel=5, scene_levels={1: 0, 2: 0, 3: 87, 4: 149, 5: 101, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=6): LevelCacheItem(active_deleted_reserved=128, room=9, channel=6, scene_levels={1: 0, 2: 79, 3: 0, 4: 0, 5: 41, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=7): LevelCacheItem(active_deleted_reserved=128, room=9, channel=7, scene_levels={1: 89, 2: 0, 3: 0, 4: 145, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 255, 11: 35, 12: 0, 13: 12, 14: 50, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=8): LevelCacheItem(active_deleted_reserved=128, room=9, channel=8, scene_levels={1: 0, 2: 0, 3: 0, 4: 0, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=9): LevelCacheItem(active_deleted_reserved=128, room=9, channel=9, scene_levels={1: 255, 2: 191, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=10): LevelCacheItem(active_deleted_reserved=128, room=9, channel=10, scene_levels={1: 255, 2: 191, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=11): LevelCacheItem(active_deleted_reserved=128, room=9, channel=11, scene_levels={1: 255, 2: 191, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=9, channel_id=12): LevelCacheItem(active_deleted_reserved=128, room=9, channel=12, scene_levels={1: 255, 2: 191, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=17, channel_id=1): LevelCacheItem(active_deleted_reserved=128, room=17, channel=1, scene_levels={1: 255, 2: 162, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=17, channel_id=2): LevelCacheItem(active_deleted_reserved=128, room=17, channel=2, scene_levels={1: 255, 2: 0, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=17, channel_id=3): LevelCacheItem(active_deleted_reserved=128, room=17, channel=3, scene_levels={1: 255, 2: 165, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=17, channel_id=4): LevelCacheItem(active_deleted_reserved=128, room=17, channel=4, scene_levels={1: 255, 2: 0, 3: 127, 4: 63, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=1): LevelCacheItem(active_deleted_reserved=128, room=13, channel=1, scene_levels={1: 0, 2: 0, 3: 120, 4: 140, 5: 99, 6: 247, 7: 0, 8: 49, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=2): LevelCacheItem(active_deleted_reserved=128, room=13, channel=2, scene_levels={1: 0, 2: 115, 3: 0, 4: 0, 5: 79, 6: 55, 7: 103, 8: 160, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=3): LevelCacheItem(active_deleted_reserved=128, room=13, channel=3, scene_levels={1: 152, 2: 0, 3: 0, 4: 179, 5: 0, 6: 0, 7: 111, 8: 127, 9: 95, 10: 0, 11: 255, 12: 31, 13: 0, 14: 33, 15: 56, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=5): LevelCacheItem(active_deleted_reserved=128, room=13, channel=5, scene_levels={1: 0, 2: 0, 3: 120, 4: 140, 5: 94, 6: 247, 7: 0, 8: 49, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=6): LevelCacheItem(active_deleted_reserved=128, room=13, channel=6, scene_levels={1: 0, 2: 110, 3: 0, 4: 0, 5: 70, 6: 55, 7: 101, 8: 160, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0, 17: 0}), RoomChannel(room_id=13, channel_id=7): LevelCacheItem(active_deleted_reserved=128, room=13, channel=7, scene_levels={1: 144, 2: 0, 3: 0, 4: 179, 5: 0, 6: 0, 7: 113, 8: 127, 9: 95, 10: 0, 11: 255, 12: 31, 13: 0, 14: 27, 15: 56, 16: 0, 17: 0})}
2022-03-10 21:53:10 DEBUG (MainThread) [python_rako.bridge] Cache response: {9: 0, 13: 0, 17: 0}