Fatal error: Uncaught Error: Class 'Civi' not found in C:\wwwroot\sanguo_22fqiz\web\civicrm\ext\afform\admin\afformEntities\Case.php:2 Stack trace: #0 {main} thrown in C:\wwwroot\sanguo_22fqiz\web\civicrm\ext\afform\admin\afformEntities\Case.php on line 2