Fatal error: Uncaught Error: Class "Illuminate\Mail\Mailable" not found in C:\xampp\htdocs\bilipoa\app\Mail\TrialExpiryWarningMail.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\bilipoa\app\Mail\TrialExpiryWarningMail.php on line 11