I had K-Lite Codec Pack installed. and i don't have any problem when opening all other rm files i got, just this file got that problem. " U: Z+ e7 t# Z' fwww3.tvboxnow.com ( N( ^7 @: P% [9 n: u6 Y! o公仔箱論壇is the one you state same function as K-Lite Codec Pack?