this screenshot ->
http://imageshack.us/photo/my-images/62/unleditp.jpg/ isn't the native alt+3 file editor dialog so you really need to provide a plug-ins list ->
http://forums.winamp.com/showthread....161361#plugins (as requested when posting a bug report) and someone can then have a look through what is present in your install which shouldn't be there.
-daz