Fatal error: Uncaught Error: Class "Illuminate\Cache\Lock" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\laravel\framework\src\Illuminate\Cache\CacheLock.php:5 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\laravel\framework\src\Illuminate\Cache\CacheLock.php on line 5