Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /homepages/38/d737358269/htdocs/causay/funciones/conexion_bbdd.php:4 Stack trace: #0 /homepages/38/d737358269/htdocs/causay/contactar_profesor.php(3): Conectarse() #1 {main} thrown in /homepages/38/d737358269/htdocs/causay/funciones/conexion_bbdd.php on line 4