Fatal error: Uncaught Error: Class "Modules\Activities\App\Mail\UserAttendsToActivity" not found in /home/crmcodingobjects/public_html/modules/Activities/App/Mail/ContactAttendsToActivity.php:18 Stack trace: #0 {main} thrown in /home/crmcodingobjects/public_html/modules/Activities/App/Mail/ContactAttendsToActivity.php on line 18