Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /Library/WebServer/Documents/actalib_01/sfoglia_manoscritti2.php:316 Stack trace: #0 {main} thrown in /Library/WebServer/Documents/actalib_01/sfoglia_manoscritti2.php on line 316