On Tue, 2022-01-11 at 20:46:43 +1100, Eyal Lebedinsky wrote: > This started in the last few months. After a boot the ups system is down. > $ sudo systemctl restart nut-driver > > Now it comes up and all is OK. > > The UPS is CyberPower BR850ELCD-AU Wild guess: usb modeswitch changing the ID of the device? - S