Fatal error: Uncaught TypeError: extract(): Argument #1 ($array) must be of type array, null given in /var/www/html/country/CountrySummary.php:63 Stack trace: #0 /var/www/html/country/CountrySummary.php(63): extract() #1 {main} thrown in /var/www/html/country/CountrySummary.php on line 63