Warning: require(C:\xampp\htdocs\login\includes../vendor/autoload.php): Failed to open stream: No such file or directory in C:\xampp\htdocs\login\includes\mailer.php on line 8 Fatal error: Uncaught Error: Failed opening required 'C:\xampp\htdocs\login\includes../vendor/autoload.php' (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\login\includes\mailer.php:8 Stack trace: #0 C:\xampp\htdocs\login\includes\process-signup.php(55): require() #1 {main} thrown in C:\xampp\htdocs\login\includes\mailer.php on line 8