With vlc installed 0.8.5, I used to write this piece of code to play mp3 files with vlc com plugin in my simple app. ---------- AxVLCPlugin1.addTarget(openfiledialog1.filename, Nothing, AXVLC.VLCPlaylistMode.VLCPlayListAppendAndGo, 0) AxVLCPlugin1.play() --------- But now I have installed vlc 2.0.4 ...