Warning: Trying to access array offset on value of type null in /var/www/html/produto.php on line 10

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 'ORDER BY prod_id DESC LIMIT 1' at line 1 in /var/www/html/core/tools/DB.php:49 Stack trace: #0 /var/www/html/core/tools/DB.php(49): mysqli->query('SELECT prod_id,...') #1 /var/www/html/core/tools/DB.php(65): DB->query('SELECT prod_id,...') #2 /var/www/html/produto.php(10): DB->fetch_row('SELECT prod_id,...') #3 {main} thrown in /var/www/html/core/tools/DB.php on line 49