Warning: require_once(classes/Personal/class.phpmailer.php) [function.require-once]: failed to open stream: No such file or directory in C:\wamp\www\webapi\Classes\sendmail.php on line 15

Fatal error: require_once() [function.require]: Failed opening required 'classes/Personal/class.phpmailer.php' (include_path='.;C:\php5\pear') in C:\wamp\www\webapi\Classes\sendmail.php on line 15