Fatal error: Uncaught Error: Class "Illuminate\Database\Schema\Grammars\Grammar" not found in E:\www\gsp_smart\webman\vendor\illuminate\database\Schema\Grammars\PostgresGrammar.php:11 Stack trace: #0 {main} thrown in E:\www\gsp_smart\webman\vendor\illuminate\database\Schema\Grammars\PostgresGrammar.php on line 11