Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' in /var/www/html/labcid/modulos/alerta-desercion/modelo/BD.php:12 Stack trace: #0 /var/www/html/labcid/modulos/alerta-desercion/modelo/BD.php(12): mysqli->__construct() #1 /var/www/html/labcid/modulos/alerta-desercion/controlador/inicio.php(6): BD->__construct() #2 /var/www/html/labcid/modulos/alerta-desercion/index.php(18): include('...') #3 {main} thrown in /var/www/html/labcid/modulos/alerta-desercion/modelo/BD.php on line 12