I'm aware that you're busy working out all the issues from the migration and that I'm only a free customer but I'm hoping very much that this can be resolved soon. (As is vidryfrx who is apparently experiencing the same problem.) I am optimistic that my link above may be helpful since it looks...
Before the migration, my site was running but it relied on XSLT. Apparently this needs to be enabled by the administrators since I was unable to enable it myself. http://us2.php.net/manual/en/xsl.installation.php