Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 in /home1/yangsimsu/public_html/pages/person_view.php:49 Stack trace: #0 /home1/yangsimsu/public_html/pages/person_view.php(49): mysqli_query() #1 /home1/yangsimsu/public_html/index.php(82): require_once('...') #2 /home1/yangsimsu/public_html/Router.php(73): {closure}() #3 /home1/yangsimsu/public_html/index.php(173): Router::run() #4 {main} thrown in /home1/yangsimsu/public_html/pages/person_view.php on line 49