Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/aicohnif/regionalhospital.aiconnect.pw/app/Http/Controllers/SalesReceiptController.php:7 Stack trace: #0 {main} thrown in /home/aicohnif/regionalhospital.aiconnect.pw/app/Http/Controllers/SalesReceiptController.php on line 7