HABApp - Easy automation with openHAB

i am on openhabian with oh 4.0.0.m1 and yesterday i tried to update to m2

but when finished my log got flooded with errors like this:

==> /var/log/openhab/HABApp.log <==

2023-04-18 08:15:41.094 [ERROR] [HABApp                              ] - Error Unknown Event: ItemStateUpdatedEvent for {'topic': 'openhab/items/iCPU_Temp_str/stateupdated', 'payload': '{"type":"String","value":"62"}', 'type': 'ItemStateUpdatedEvent'} in on_sse_event:

2023-04-18 08:15:41.095 [ERROR] [HABApp                              ] - --------------------------------------------------------------------------------

2023-04-18 08:15:41.096 [ERROR] [HABApp                              ] - Traceback (most recent call last):

2023-04-18 08:15:41.097 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/map_events.py", line 45, in get_event

2023-04-18 08:15:41.098 [ERROR] [HABApp                              ] -     return _events[event_type].from_dict(topic, payload)

2023-04-18 08:15:41.098 [ERROR] [HABApp                              ] - KeyError: 'ItemStateUpdatedEvent'

2023-04-18 08:15:41.099 [ERROR] [HABApp                              ] - 

2023-04-18 08:15:41.100 [ERROR] [HABApp                              ] - During handling of the above exception, another exception occurred:

2023-04-18 08:15:41.100 [ERROR] [HABApp                              ] - 

2023-04-18 08:15:41.101 [ERROR] [HABApp                              ] - Traceback (most recent call last):

2023-04-18 08:15:41.102 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/connection_handler/sse_handler.py", line 31, in on_sse_event

2023-04-18 08:15:41.102 [ERROR] [HABApp                              ] -     event = get_event(event_dict)

2023-04-18 08:15:41.103 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/map_events.py", line 47, in get_event

2023-04-18 08:15:41.104 [ERROR] [HABApp                              ] -     raise ValueError(f'Unknown Event: {event_type:s} for {_in_dict}')

2023-04-18 08:15:41.104 [ERROR] [HABApp                              ] - ValueError: Unknown Event: ItemStateUpdatedEvent for {'topic': 'openhab/items/iCPU_Temp_str/stateupdated', 'payload': '{"type":"String","value":"62"}', 'type': 'ItemStateUpdatedEvent'}

2023-04-18 08:15:41.141 [ERROR] [HABApp                              ] - Error Unknown Event: ItemStateUpdatedEvent for {'topic': 'openhab/items/iOwTemp_KWL_Fortluft/stateupdated', 'payload': '{"type":"Quantity","value":"9.5 °C"}', 'type': 'ItemStateUpdatedEvent'} in on_sse_event:

2023-04-18 08:15:41.142 [ERROR] [HABApp                              ] - --------------------------------------------------------------------------------

2023-04-18 08:15:41.142 [ERROR] [HABApp                              ] - Traceback (most recent call last):

2023-04-18 08:15:41.143 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/map_events.py", line 45, in get_event

2023-04-18 08:15:41.144 [ERROR] [HABApp                              ] -     return _events[event_type].from_dict(topic, payload)

2023-04-18 08:15:41.144 [ERROR] [HABApp                              ] - KeyError: 'ItemStateUpdatedEvent'

2023-04-18 08:15:41.145 [ERROR] [HABApp                              ] - 

2023-04-18 08:15:41.146 [ERROR] [HABApp                              ] - During handling of the above exception, another exception occurred:

2023-04-18 08:15:41.146 [ERROR] [HABApp                              ] - 

2023-04-18 08:15:41.147 [ERROR] [HABApp                              ] - Traceback (most recent call last):

2023-04-18 08:15:41.148 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/connection_handler/sse_handler.py", line 31, in on_sse_event

2023-04-18 08:15:41.148 [ERROR] [HABApp                              ] -     event = get_event(event_dict)

2023-04-18 08:15:41.149 [ERROR] [HABApp                              ] -   File "/opt/habapp/lib/python3.9/site-packages/HABApp/openhab/map_events.py", line 47, in get_event

2023-04-18 08:15:41.149 [ERROR] [HABApp                              ] -     raise ValueError(f'Unknown Event: {event_type:s} for {_in_dict}')

2023-04-18 08:15:41.150 [ERROR] [HABApp                              ] - ValueError: Unknown Event: ItemStateUpdatedEvent for {'topic': 'openhab/items/iOwTemp_KWL_Fortluft/stateupdated', 'payload': '{"type":"Quantity","value":"9.5 °C"}', 'type': 'ItemStateUpdatedEvent'}

as i didnt know how to procceed i restored a backup and now i am again on m1

i saw here somthing i think could be the reason:

should i wait with update to m2 or did i do something wrong?