Fatal error: Uncaught Error: Call to undefined method PKP\userGroup\UserGroup::withContextIds() in /var/www/vhosts/e-palli.com/journals.e-palli.com/home/plugins/generic/webFeed/WebFeedGatewayPlugin.php:99 Stack trace: #0 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/pages/gateway/GatewayHandler.php(215): APP\plugins\generic\webFeed\WebFeedGatewayPlugin->fetch() #1 [internal function]: APP\pages\gateway\GatewayHandler->plugin() #2 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/lib/pkp/classes/core/PKPRouter.php(334): call_user_func() #3 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/lib/pkp/classes/core/PKPPageRouter.php(278): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest() #4 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/lib/pkp/classes/core/Dispatcher.php(165): PKP\core\PKPPageRouter->route() #5 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/lib/pkp/classes/core/PKPApplication.php(395): PKP\core\Dispatcher->dispatch() #6 /var/www/vhosts/e-palli.com/journals.e-palli.com/home/index.php(21): PKP\core\PKPApplication->execute() #7 {main} thrown in /var/www/vhosts/e-palli.com/journals.e-palli.com/home/plugins/generic/webFeed/WebFeedGatewayPlugin.php on line 99