Admin Panel Veritabanı Kurulumu

Fatal error:  Uncaught Exception: Database Connection Error: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: NO) in /home/izmirkompletadil/public_html/classes/Database.php:34
Stack trace:
#0 /home/izmirkompletadil/public_html/classes/Database.php(44): Database->__construct()
#1 /home/izmirkompletadil/public_html/database/setup_admin.php(12): Database::getInstance()
#2 {main}
  thrown in /home/izmirkompletadil/public_html/classes/Database.php on line 34