loading an external audio file

[lamer]

BSplayer v2.12.941, Unhandled exception at EIP: 0041DA1E
If you click 'Close' application will be terminated.
Please report this info to the author with description what were you doing.
If you have internet connection, it's recommended to send error report, this will help us solve problems faster.
List index out of bounds (2)
EListError

I get this when I try to load an external mp3 file while playing a DVD movie. Does BSplayer have an option to play an external track in this case and to control the volume level of both separately (DVD audio track level and mp3 track level)?

Thanks in advance!