Fatal error: Uncaught Error: Call to undefined function getallheaders() in /home/gavah954/domains/gavahan.ir/public_html/wp-content/plugins/wp-statistics/includes/classes/class-wp-statistics-rest.php:114 Stack trace: #0 /home/gavah954/domains/gavahan.ir/public_html/wp-content/plugins/wp-statistics/includes/classes/class-wp-statistics.php(818): WP_Statistics_Rest::is_rest() #1 /home/gavah954/domains/gavahan.ir/public_html/wp-content/plugins/wp-statistics/includes/classes/class-wp-statistics.php(191): WP_Statistics->get_IP() #2 /home/gavah954/domains/gavahan.ir/public_html/wp-content/plugins/wp-statistics/wp-statistics.php(18): WP_Statistics->run() #3 /home/gavah954/domains/gavahan.ir/public_html/wp-settings.php(305): include_once('/home/gavah954/...') #4 /home/gavah954/domains/gavahan.ir/public_html/wp-config.php(93): require_once('/home/gavah954/...') #5 /home/gavah954/domains/gavahan.ir/public_html/wp-load.php(37): require_once('/home/gavah954/...') #6 /home/gavah954/domains/gavahan.ir/public_html/wp-blog-header.php(13): in /home/gavah954/domains/gavahan.ir/public_html/wp-content/plugins/wp-statistics/includes/classes/class-wp-statistics-rest.php on line 114