Fatal error: Uncaught Error: Interface "Illuminate\Console\CommandMutex" not found in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Console\CacheCommandMutex 3.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Console\CacheCommandMutex 3.php on line 8