Fatal error: Uncaught Error: Class "PKP\core\PKPApplication" not found in /home/stikesb51/public_html/jurnal/classes/core/Application.php:32 Stack trace: #0 /home/stikesb51/public_html/jurnal/lib/pkp/lib/vendor/composer/ClassLoader.php(576): include() #1 /home/stikesb51/public_html/jurnal/lib/pkp/lib/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}() #2 /home/stikesb51/public_html/jurnal/lib/pkp/includes/bootstrap.php(37): Composer\Autoload\ClassLoader->loadClass() #3 /home/stikesb51/public_html/jurnal/index.php(18): require_once('/home/stikesb51...') #4 {main} thrown in /home/stikesb51/public_html/jurnal/classes/core/Application.php on line 32