Error after running "docker-compose up -d"

[dnsdlx]

I am very new to using docker / programming at all. I managed to do the installation until "docker-compose up -d". Any idea, would be glad to have you support! Thank you.

Building with native build. Learn about native build in Compose here: https://docs.docker.com/go/compose-native-build/ Recreating sonos-pi-controller ... error

ERROR: for sonos-pi-controller Cannot start service app: error while creating mount source path '/sys/class/backlight': mkdir /sys/class/backlight: operation not permitted

ERROR: for app Cannot start service app: error while creating mount source path '/sys/class/backlight': mkdir /sys/class/backlight: operation not permitted ERROR: Encountered errors while bringing up the project.

[dnsdlx]

I am sorry, I did not see that the topic has already been discussed similarly - I will try to solve the Problem alongside the other issue and eg close this.