Webcam doesn t work

Camera model
What is the problem?
does not work anymore
What did you already try to solve it?
retry install
Logs (/var/log/webcamd.log, syslog, dmesg, ... no logs, no support)

Additional information about your setup (OctoPrint version, OctoPi version, ...)
linux udumbu 20.4
Hello everyone

I managed to install octoprint on a linux pc with Ubuntu server 20.4

I ended up succeeding in installing the cam return and even launching an octolaps

after reorganizing my pc and webcam branches, the latter does not restart me anymore

I tried to restart the installation but nothing worked

I am far from being alaise with linux

if anyone can help me please

I attach some scream to help
sory i m french with google translase

I tried to put the logs, I don't know if I put the right ones