Conexión fallida: SQLSTATE[HY000] [1049] Unknown database 'bd_banco'<br />
<b>Warning</b>:  Undefined variable $pdo in <b>/var/www/dwese-2023-24-salazaralejandro/CRUDS/CRUD_EXAMPLE/core/Model.php</b> on line <b>14</b><br />
Model::db(): Return value must be of type PDO, null returned