Fatal error: Uncaught Error: Function name must be a string in /var/www/rg/www/backend/applications/core/modules_public/search/search.php:694 Stack trace: #0 /var/www/rg/www/backend/applications/core/modules_public/search/search.php(169): public_core_search_search->searchResults() #1 /var/www/rg/www/backend/sources/base/ipsController.php(306): public_core_search_search->doExecute(Object(ipsRegistry)) #2 /var/www/rg/www/backend/sources/base/ipsController.php(120): ipsCommand->execute(Object(ipsRegistry)) #3 /var/www/rg/www/backend/sources/base/ipsController.php(65): ipsController->handleRequest() #4 /var/www/rg/www/index.php(26): ipsController::run() #5 {main} thrown in /var/www/rg/www/backend/applications/core/modules_public/search/search.php on line 694