Fatal error: Uncaught Error: Class "Zend_View_Helper_Placeholder_Container_Standalone" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-view\src\Zend\View\Helper\HeadScript.php:40 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-view\src\Zend\View\Helper\HeadScript.php on line 40