Warning: require_once(../def/smtp.php): Failed to open stream: No such file or directory in /usr/local/www/projects/aria/test/send.php on line 8

Fatal error: Uncaught Error: Failed opening required '../def/smtp.php' (include_path='.:/usr/local/share/pear') in /usr/local/www/projects/aria/test/send.php:8 Stack trace: #0 {main} thrown in /usr/local/www/projects/aria/test/send.php on line 8