Fatal error: Uncaught Error: Call to undefined function mysql_query() in /home/grupoede/public_html/config/clases.php:14 Stack trace: #0 /home/grupoede/public_html/index.php(8): clases->listar('SELECT * FROM g...') #1 {main} thrown in /home/grupoede/public_html/config/clases.php on line 14