Bad XML File, Check Syntax!

exception 'Exception' with message 'String could not be parsed as XML' in /var/www/html/Courses/BACKUP/8july09.php:27 Stack trace: #0 /var/www/html/Courses/BACKUP/8july09.php(27): SimpleXMLElement->__construct('') #1 {main}

Skipping Partial Output Below.