Fatal error: Uncaught Error: Class "Illuminate\Database\Schema\Builder" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/laravel/framework/src/Illuminate/Database/Schema/PostgresBuilder.php:5 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/laravel/framework/src/Illuminate/Database/Schema/PostgresBuilder.php on line 5