Warning: Trying to access array offset on value of type null in D:\home\stabilplastic.it\httpdocs\post.php on line 96

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in D:\home\stabilplastic.it\httpdocs\post.php:96 Stack trace: #0 D:\home\stabilplastic.it\httpdocs\index.php(100): require_once() #1 {main} thrown in D:\home\stabilplastic.it\httpdocs\post.php on line 96