Warning: require_once(lib/pkp/lib/vendor/autoload.php): Failed to open stream: No such file or directory in D:\laragon\www\ojs35\lib\pkp\includes\bootstrap.php on line 28

Fatal error: Uncaught Error: Failed opening required 'lib/pkp/lib/vendor/autoload.php' (include_path='.;D:/laragon/etc/php/pear') in D:\laragon\www\ojs35\lib\pkp\includes\bootstrap.php:28 Stack trace: #0 D:\laragon\www\ojs35\index.php(18): require_once() #1 {main} thrown in D:\laragon\www\ojs35\lib\pkp\includes\bootstrap.php on line 28