The VideoLAN Forums

Choose white theme, hit apply, reboot console.

Have you changed the theme? If you don't close the app and restart it afterwards you'll get a black/white screen with audio next.

Basically what is supposed to come out of the center and front speakers is coming out of the back speakers and the other way around. My settings: HDMI Audio off, Optical audio: Bitstream out, Bitstream format: neither DTS nor Dolby Digital change anything. Setting optical out to uncompressed stereo ...