Warning: require(vendor/autoload.php): failed to open stream: No such file or directory in /home/uiadzj7z/public_html/cruise/NewSendSMTP.php on line 8

Fatal error: require(): Failed opening required 'vendor/autoload.php' (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/uiadzj7z/public_html/cruise/NewSendSMTP.php on line 8