Usually this happens when BSPlayer uses a wrong decoding filter, and this could also be related to the problems reported here:
http://forum.bsplayer.com/general-ta...odec-list.html
As a workaround, until BSPlayer's team fiind the problem with codecmanager, try to download and install codecs from this post:
http://forum.bsplayer.com/general-ta...eparately.html