Problem with USB WEBCAM

Camera model

What is the problem?
CAM not working with OctoPrint, after patching

What did you already try to solve it?
Try another CAm

Logs (/var/log/webcamd.log, syslog, dmesg, ... no logs, no support)

Additional information about your setup (OctoPrint version, OctoPi version, ...)

Version 1.5.3

browser.user_agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36 Edg/88.0.705.74
connectivity.connection_ok: true
connectivity.enabled: true true
connectivity.resolution_ok: true
env.hardware.cores: 4
env.hardware.freq: 1200
env.hardware.ram: 915058688
env.os.bits: 32 linux
env.os.platform: linux2
env.plugins.pi_support.model: Raspberry Pi 3 Model B Rev 1.2
env.plugins.pi_support.octopi_version: 0.17.0
env.plugins.pi_support.throttle_state: 0x0
env.python.pip: 20.3.4
env.python.version: 2.7.16
env.python.virtualenv: true
octoprint.safe_mode: false
octoprint.version: 1.5.3

Linux octopi 5.10.11-v7+ #1399 SMP Thu Jan 28 12:06:05 GMT 2021 armv7l GNU/Linux

input: USB2.0 PC CAMERA: USB2.0 PC CAM as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.4/1-1.4:1.0/input/input4
[ 8.571870] usbcore: registered new interface driver uvcvideo
[ 8.571887] USB Video Class driver (1.1.1)

no wencam.log

No webcam log? You checked by SSHing into your pI? You cannot find that log in the Octoprint interface.

Thank you for this helpfull Information.
Funny... the /root/bin/webcamd is not found...
But Why?, o.k, i Try to reinstall it...

after reinstall. the Webcamd is running and working