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