Fatal error: Uncaught Error: Call to undefined function create_function() in /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-content/plugins/revslider/includes/framework/functions-wordpress.class.php:258 Stack trace: #0 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-content/plugins/revslider/revslider.php(86): RevSliderFunctionsWP::registerWidget('RevSliderWidget') #1 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-settings.php(305): include_once('/customers/3/d/...') #2 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-config.php(115): require_once('/customers/3/d/...') #3 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-load.php(37): require_once('/customers/3/d/...') #4 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-blog-header.php(13): require_once('/customers/3/d/...') #5 /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/index.php(17): require('/customers/3/d/...') #6 {main} thrown in /customers/3/d/c/theaternatur.de/httpd.www/archiv2017/wp-content/plugins/revslider/includes/framework/functions-wordpress.class.php on line 258