Installation not loading due to exception

[WeyardWiz]

Ive made sure i followed all the steps.

• I installed XAMPP, made sure PHP extensions and .htaccess is enabled, which was by default.
• I started Apache and MYSQL Server successfully
• I placed mangareader project under htdocs

When i navigate to http://localhost/mangareader, i get the following exception:

Fatal error: Uncaught Error: Attempt to modify property "setup" on null in C:\xampp\htdocs\mangareader\system\core\loader.php:233 Stack trace: #0 C:\xampp\htdocs\mangareader\system\core\loader.php(125): Core\Loader->loadClass('setup', 'library', 'setup') #1 C:\xampp\htdocs\mangareader\system\core\loader.php(55): Core\Loader->library('Setup') #2 C:\xampp\htdocs\mangareader\system\core\loader.php(37): Core\Loader->loadConfig(Array) #3 C:\xampp\htdocs\mangareader\system\core\core.php(22): Core\Loader->autoload() #4 C:\xampp\htdocs\mangareader\index.php(104): require('C:\\xampp\\htdocs...') #5 {main} thrown in C:\xampp\htdocs\mangareader\system\core\loader.php on line 233