> it seem that (duration-time file) give the real duration/2 > when the format of the sound file is mus-bfloat. I can't get this to happen -- I tried CLM and Snd with AIFC, NeXT, and "wave" files -- if possible, please send me the file that hits the error. If the file is too large, the header portion is all I need (the first 1000 bytes should do it).