Warning: require(vendor/autoload.php): Failed to open stream: No such file or directory in /home/updateproject/public_html/mail.php on line 9

Warning: require(vendor/autoload.php): Failed to open stream: No such file or directory in /home/updateproject/public_html/mail.php on line 9

Fatal error: Uncaught Error: Failed opening required 'vendor/autoload.php' (include_path='.:') in /home/updateproject/public_html/mail.php:9 Stack trace: #0 {main} thrown in /home/updateproject/public_html/mail.php on line 9