Warning: main(vendor/autoload.php): failed to open stream: No such file or directory in C:\xampp-2\htdocs\inventory inc\lib\PHPMailer\test\bootstrap.php on line 0

Fatal error: main(): Failed opening required 'vendor/autoload.php' (include_path='C:\xampp-2\php\PEAR') in C:\xampp-2\htdocs\inventory inc\lib\PHPMailer\test\bootstrap.php on line 0