http://www.clarkeology.commessage query for not available to sendmailQuick query of my database, returned as xml, for use in my ajax apps 521 not available to sendmail Trying to write a mail bounce handling thing for popex, but getting an annoying error saying not available to sendmail... thought it might be about the script / directory being symlinked from somewhere else, but it's not, sendmail insists on any scri... popex http://www.clarkeology.com/m/521/not+available+to+sendmail