Fatal error: Uncaught Error: Class "Illuminate\Notifications\Notification" not found in /home/dextragr/public_html/odyssey-crm/appold/Notifications/ProposalApprovedNotification.php:9 Stack trace: #0 {main} thrown in /home/dextragr/public_html/odyssey-crm/appold/Notifications/ProposalApprovedNotification.php on line 9