Error

Call to undefined method HelperUtility\FormHelper\FormHelper::Field() (/usr/share/nginx/html/app/Http/Controllers/PageController.php:591)

#0 /usr/share/nginx/html/public/template/newClasseh/pages/page/view.php(83): PageController->pageFormTemplate(Array, Array, '')
#1 /usr/share/nginx/html/app/inc/app/Shahang/Base/Controller.php(165): include('/usr/share/ngin...')
#2 /usr/share/nginx/html/app/inc/app/Shahang/Base/Controller.php(79): Shahang\Base\Controller->render('template/newCla...')
#3 /usr/share/nginx/html/app/inc/app/Shahang/Base/Application/WebApplication.php(66): Shahang\Base\Controller->processRequest(Object(Request))
#4 /usr/share/nginx/html/public/index.php(28): Shahang\Base\Application\WebApplication->run(Object(Request))
#5 {main}