Fatal error: Uncaught Error: Class 'Mantum_InterfazFile' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\aplicaciones\modulos\personales\modelo\_clases\PersonalFile.php:3 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\aplicaciones\modulos\personales\modelo\_clases\PersonalFile.php on line 3