What do I need to do to build the docker image, when I use docker build an error occurs

[Minegamer06]

Hello Everyon,

I wanted to build a slightly modified version of the container, but even if I try to build it without changing anything, it doesn't build.
I wanted to create the container with a slightly modified version of the autodiscripper so that it can also backup DVDs.

This is the Output i get from docker build: