Fatal error: Uncaught Error: Class "Illuminate\Mail\Mailable" not found in /usr/home/lukaszk/domains/bet.lukaszk.usermd.net/public_html/app/Mail/CourseEmail.php:7
Stack trace:
#0 {main}
  thrown in /usr/home/lukaszk/domains/bet.lukaszk.usermd.net/public_html/app/Mail/CourseEmail.php on line 7