EXPLANATION:
This error message indicates that your email has been identified as coming from a server or web site that may have a compromised script or program available.
SOLUTION:
Please contact the server administrator or hosting provider for additional assistance. Also note, America Online has recently been receiving large numbers of unsolicited e-mail that appears to originate from sites that are running PHP-Nuke. It is highly recommend you upgrade to the latest version of PHP-Nuke.
