I have just updated to the latest version of Hubitat and my Lounge Lights started flashing. I ended up resolving by disabling and re-enabling the room lighting app.
I noticed that the hub was very slow and found events repeated multiple times in the log where device 41 is the Cocohue Bridge. Some of them are below
dev:2252024-03-13 07:49:19.425 AMinfoSun Room Presence Sensor TS0225 Radar Human Motion State is small_move
dev:2252024-03-13 07:49:19.351 AMinfoSun Room Presence Sensor Motion is active 1267s
dev:2232024-03-13 07:49:07.579 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 243 (method createEventsFromMap)
dev:2232024-03-13 07:49:07.572 AMinfoLounge Sensor via hue illuminance is 34lux
dev:1722024-03-13 07:49:07.531 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 537 (method createEventsFromMap)
dev:1722024-03-13 07:49:07.524 AMinfoSun Room Zone switch is on
dev:1712024-03-13 07:49:07.502 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 537 (method createEventsFromMap)
dev:1712024-03-13 07:49:07.495 AMinfoSun Room switch is on
dev:1682024-03-13 07:49:07.433 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 537 (method createEventsFromMap)
dev:1682024-03-13 07:49:07.425 AMinfoKitchen Zone switch is on
dev:1672024-03-13 07:49:07.309 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 537 (method createEventsFromMap)
dev:1672024-03-13 07:49:07.302 AMinfoKitchen Room switch is on
dev:1702024-03-13 07:49:07.142 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 537 (method createEventsFromMap)
dev:1702024-03-13 07:49:07.135 AMinfoLounge Zone switch is off
dev:1702024-03-13 07:49:07.130 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 534 (method createEventsFromMap)
dev:1702024-03-13 07:49:07.122 AMinfoLounge Zone level is 28%
dev:1692024-03-13 07:49:07.104 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 534 (method createEventsFromMap)
dev:1692024-03-13 07:49:07.096 AMinfoLounge Room level is 77%
dev:1822024-03-13 07:49:07.043 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1822024-03-13 07:49:07.035 AMinfoLounge Wall light 5 level is 28%
dev:1802024-03-13 07:49:07.026 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1802024-03-13 07:49:07.018 AMinfoLounge Wall Light 3 level is 74%
dev:1812024-03-13 07:49:07.008 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1812024-03-13 07:49:06.958 AMinfoLounge Wall Light 4 level is 74%
dev:1852024-03-13 07:49:06.948 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1852024-03-13 07:49:06.940 AMinfoLounge wall light 2 level is 28%
dev:1842024-03-13 07:49:06.930 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1842024-03-13 07:49:06.923 AMinfoLounge wall light 1 level is 28%
dev:1792024-03-13 07:49:06.913 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 516 (method createEventsFromMap)
dev:1792024-03-13 07:49:06.905 AMinfoLounge Tree Light switch is off
dev:1832024-03-13 07:49:06.893 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 513 (method createEventsFromMap)
dev:1832024-03-13 07:49:06.886 AMinfoLounge table lamp level is 1%
dev:1782024-03-13 07:49:06.866 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 516 (method createEventsFromMap)
dev:1782024-03-13 07:49:06.858 AMinfoLounge Freznel switch is off
dev:1472024-03-13 07:49:06.833 AMerrorcom.hubitat.app.exception.LimitExceededException: Device 41 generates excessive hub load on line 390 (method createEventsFromMap)
dev:1472024-03-13 07:49:06.826 AMinfoSun Room Lamp switch is on
I looked at the current log I saw a large number of events being generated in a continual stream all off which are generated by Cocohue and none of which had any effect on the lights.