Fatal error: Uncaught Error: Class "Zend_Gdata_App_Extension_Element" not found in D:\htdocs\SuiteCRM\vendor\zf1\zend-gdata\library\Zend\Gdata\Gbase\Extension\BaseAttribute.php:37 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\vendor\zf1\zend-gdata\library\Zend\Gdata\Gbase\Extension\BaseAttribute.php on line 37