My printer had no prior issues connecting to Klipper, until I powered off my printer when it was idle. I have not been able to get it to connect to Klipper since. I powered it on. I’ve tried rebooting everything, using different USB cables and reflashing the firmware. It still isn’t working what should I do?
This is likely the Debian Bullseye bug that hinders the linking of serial device files under /dev/serial/by-id/.
Following the instructions in that post should bring the connection back.