Fatal error: Uncaught Error: Class "Illuminate\Database\Schema\Grammars\Grammar" not found in D:\Proyectos\Facturas\vendor\illuminate\database\Schema\Grammars\PostgresGrammar.php:8 Stack trace: #0 {main} thrown in D:\Proyectos\Facturas\vendor\illuminate\database\Schema\Grammars\PostgresGrammar.php on line 8