Fatal error: Uncaught Error: Class "Illuminate\Foundation\Application" not found in C:\xampp\htdocs\kotsch.tech\kotsch-tech - Kopie (2)\bootstrap\app.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\kotsch.tech\kotsch-tech - Kopie (2)\bootstrap\app.php on line 9