Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Filesystem\Factory" not found in C:\mywamp\sites\allsite\calcomposer\vendor\laravel\framework\src\Illuminate\Filesystem\FilesystemManager.php:22 Stack trace: #0 {main} thrown in C:\mywamp\sites\allsite\calcomposer\vendor\laravel\framework\src\Illuminate\Filesystem\FilesystemManager.php on line 22