Looks like this has been seen in the past:
sudo groupadd power sudo usermod --groups power --append $USER
https://askubuntu.com/questions/1170790/log-alert-unknown-group-power-in-message-bus-config-file
But after a reboot, thermald.service is still failing; only the 'power' warning is gone.
Looks like this has been seen in the past:
sudo groupadd power
sudo usermod --groups power --append $USER
https:/ /askubuntu. com/questions/ 1170790/ log-alert- unknown- group-power- in-message- bus-config- file
But after a reboot, thermald.service is still failing; only the 'power' warning is gone.