On 2021-05-21 01:48, Hans Petter Selasky wrote: > Try adding -i 1 then -i 2 and so on. > > Not sure if you need to attach to a specific interface. > > -6 means: > > 6 ENXIO Device not configured. With -i 0 there is the same -6 error as without -i. With -i 1 through 100 there is no ERR, only "webcamd: Cannot find USB device".