Fatal error: Uncaught Error: Class "Illuminate\Notifications\Notification" not found in /home/rooti/public_html/test/Modules/Crm/Notifications/SendCampaignNotification.php:9 Stack trace: #0 {main} thrown in /home/rooti/public_html/test/Modules/Crm/Notifications/SendCampaignNotification.php on line 9