Fatal error: Uncaught TypeError: mysqli_fetch_array(): Argument #1 ($result) must be of type mysqli_result, bool given in /membri/umbriawayformazione/php_project_book/autore.php:211
Stack trace:
#0 /membri/umbriawayformazione/php_project_book/autore.php(211): mysqli_fetch_array(false)
#1 {main}
thrown in /membri/umbriawayformazione/php_project_book/autore.php on line 211