Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1, 20' at line 1 in /home/assunnaheducatio/public_html/reg-mad/show.php:85 Stack trace: #0 /home/assunnaheducatio/public_html/reg-mad/show.php(85): mysqli->query() #1 {main} thrown in /home/assunnaheducatio/public_html/reg-mad/show.php on line 85