Fatal error: Uncaught Error: Class "Illuminate\Pipeline\Pipeline" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/laravel/framework/src/Illuminate/Routing/Pipeline.php:18 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/laravel/framework/src/Illuminate/Routing/Pipeline.php on line 18