Fatal error: Uncaught ArgumentCountError: Too few arguments to function convalida_w3c(), 1 passed in /www/ilburchio.it/dettaglio-neo.php on line 29 and exactly 2 expected in /www/include/function.php:181 Stack trace: #0 /www/ilburchio.it/dettaglio-neo.php(29): convalida_w3c() #1 {main} thrown in /www/include/function.php on line 181