Fatal error: Uncaught TypeError: Database::query(): Argument #1 ($query) must be of type string, mysqli_result given, called in /home/yb/core/classes/class.db.php on line 124 and defined in /home/yb/core/classes/class.db.php:71 Stack trace: #0 /home/yb/core/classes/class.db.php(124): Database->query() #1 /home/yb/core/blog.php(14): Database->fetch() #2 /home/yb/index.php(47): include('...') #3 {main} thrown in /home/yb/core/classes/class.db.php on line 71