메일 테스트가 갑자기 안됩니다

Warning: include_once(/home/hosting_users/solla5850/www/plugin/PHPMailer/class.phpmailer.php): failed to open stream: No such file or directory in /home/hosting_users/solla5850/www/lib/mailer.lib.php on line 4 Warning: include_once(): Failed opening '/home/hosting_users/solla5850/www/plugin/PHPMailer/class.phpmailer.php' for inclusion (include_path='.:/usr/local/php53/lib/php') in /home/hosting_users/solla5850/www/lib/mailer.lib.php on line 4 Fatal error: Class 'PHPMailer' not found in /home/hosting_users/solla5850/www/lib/mailer.lib.php on line 19 

에러 현상은 이렇구요

간만에 만지다가 패치후에 테스트해봤는데

 이것떄문에 결제화면도 안넘어갑니다

도와주시면 감사하겠습니다 __;