Fatal error: Uncaught Error: Call to a member function query() on null in /var/www/html/php/busca_ids/busca_ultimo_id_rendicion.php:7 Stack trace: #0 /var/www/html/php/busca_ids/busca_ultimo_id_rendicion.php(9): consulta_maximo_rendicion() #1 {main} thrown in /var/www/html/php/busca_ids/busca_ultimo_id_rendicion.php on line 7