Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/salkanta/test.api.salkantay-trekking.com/app/Http/Controllers/Owner/c_Booking_Upgrade.php:15 Stack trace: #0 {main} thrown in /home/salkanta/test.api.salkantay-trekking.com/app/Http/Controllers/Owner/c_Booking_Upgrade.php on line 15