ioBanana's SITE MOVERLS command updates the symlinks. But, it looks like you've already moved the dirs and it's too late for this. I suggest mp3sortdb.exe which is part of the symlinks updaters. It will scan your mp3 dirs and (re)create all the symlinks.
http://www.ioftpd.com/scripts/script.php?id=4
<off topic>1000 posts and still glad to help
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