Fatal error: Uncaught Error: Class "Zend_Pdf_Element" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1\library\Zend\Pdf\Element\Object.php:31 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1\library\Zend\Pdf\Element\Object.php on line 31