Fatal error: Uncaught ValueError: Path cannot be empty in /home/controlerchile/public_html/controler_descargarmailcsv_v1/guarda_certificado.php:11 Stack trace: #0 /home/controlerchile/public_html/controler_descargarmailcsv_v1/guarda_certificado.php(11): fopen('', 'w') #1 /home/controlerchile/public_html/controler_descargarmailcsv_v1/index.php(18): include('/home/controler...') #2 {main} thrown in /home/controlerchile/public_html/controler_descargarmailcsv_v1/guarda_certificado.php on line 11