Unset bluray.vfs.root when it is not accessible
Unset bluray.vfs.root when it is not accessible

ace20022/libbluray,tourettes/libbluray,tourettes/libbluray,tourettes/libbluray,ShiftMediaProject/libbluray,mwgoldsmith/bluray,EdwardNewK/libbluray,Distrotech/libbluray,ace20022/libbluray,vlc-mirror/libbluray,vlc-mirror/libbluray,EdwardNewK/libbluray,EdwardNewK/libbluray,koying/libbluray,ace20022/libbluray,ShiftMediaProject/libbluray,Azzuro/libbluray,mwgoldsmith/bluray,vlc-mirror/libbluray,ShiftMediaProject/libbluray,koying/libbluray,Azzuro/libbluray,Distrotech/libbluray,mwgoldsmith/bluray,EdwardNewK/libbluray,tourettes/libbluray,ace20022/libbluray,mwgoldsmith/bluray,Distrotech/libbluray,koying/libbluray,koying/libbluray,Distrotech/libbluray,vlc-mirror/libbluray,ShiftMediaProject/libbluray,Azzuro/libbluray,Azzuro/libbluray