find_missing_itunes_tracks

-- Script to display the names of files that are missing from your iTunes Library
-- Adapted from the script at http://www.macosxhints.com/article.php?story=2007031309145927

tell application "iTunes"
	set thePlaylist to library playlist 1
	set musicFiles to the file tracks of thePlaylist
	
	repeat with mf in musicFiles
		--the name of mf as string
		set hasLoc to ""
		if (the location of mf as string ¬
			is equal to "missing value") then
			try
				set comment of mf to the comment of mf & ""
			on error number errNum
				display dialog the name of mf as string
			end try
			
		end if
	end repeat
end tell