Ok so yesterday i try and save a song in a midi file to see what it was. it work i was playin the song in windows media player. but then i when in to tuxguitar and it wouldnt play any sound unless i had the midi file opin in windows media play. and today i try tuxguitar agind and there sitle non sound and i opin the midi file in windos media player and it stile ant workin. WHY???
Make sure that the MIDI synthesizer of your windows system is not muted. it's a known issue that windows media player mutes it after play a midi file. check it at the volume control.