robinjoerke

Its in the [docs](https://github.com/jlesage/docker-firefox#sound-support) `/dev/snd` must be exposed to the container by adding the `--device /dev/snd` parameter to the `docker run` command

I experienced the same issue (Folder did not play, web UI & RFID, but clicking the singe file worked). Try the following. open web interface and go to `Folders &...