Fatal error: Uncaught Error: Class "Illuminate\Mail\Mailable" not found in /home/uconline/public_html/ucg.uconline.mx/app/Mail/ProfessionalPracticesApproveByCoordinator.php:9 Stack trace: #0 {main} thrown in /home/uconline/public_html/ucg.uconline.mx/app/Mail/ProfessionalPracticesApproveByCoordinator.php on line 9