Fatal error: Uncaught Error: Call to undefined function getallheaders() in /var/www/theatreinterfacefun/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php:1 Stack trace: #0 /var/www/theatreinterfacefun/wp-settings.php(228): require() #1 /var/www/theatreinterfacefun/wp-config.php(99): require_once('/var/www/theatr...') #2 /var/www/theatreinterfacefun/wp-load.php(37): require_once('/var/www/theatr...') #3 /var/www/theatreinterfacefun/wp-blog-header.php(13): require_once('/var/www/theatr...') #4 /var/www/theatreinterfacefun/index.php(17): require('/var/www/theatr...') #5 {main} thrown in /var/www/theatreinterfacefun/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php on line 1