I am using a embeddable Flash based MP3 player (The standalone Version of Wordpress Audio Player, to be exact) to play audio on the web page of a client. Given the nature of Fla
I think this is a bug with certain versions of the Flash player. I have a Flash-based MP3 audio player that I made with the same problem. The solution is to make sure it is a 44,100 kHz MP3 file... or make your users upgrade their player.
Here is my site with the details:
http://web.archive.org/web/20111227184112/http://www.quickmediasolutions.com/sandbox/audio_player/