php - ReflectionException Class Larabook\Forms\RegistrationForm does not exist -

unable move on, i'm following laracasts tutorial of larabook cannot move on i'm facing exception screenshot attached, plus i'm pasting code

<?php     // registrationform.php location larabook\app\forms     namespace larabook\forms;      use laracasts\validation\formvalidator;      class registrationform extends formvalidator{         /*             validation rules         */         protected $rules = [             'username'=>'required|unique:users',             'email'=>'required|email|unique:users',             'password'=>'required|confirmed'         ];     }  <?php // controller use larabook\forms\registrationform;  class registrationcontroller extends \basecontroller {     /*         show form register user     */     private $registrationform;      function __construct(registrationform  $registrationform){         $this->registrationform = $registrationform;     }      public function create(){         return view::make('registration.create');     }      public function store(){         $this->registrationform->validate(input::all());         $user = user::create(             input::only('username','email','password')         );         auth::login($user,false);         return redirect::home();     } } <?php // app.php return array(      /*     |--------------------------------------------------------------------------     | application debug mode     |--------------------------------------------------------------------------     |     | when application in debug mode, detailed error messages     | stack traces shown on every error occurs within     | application. if disabled, simple generic error page shown.     |     */      'debug' => true,      /*     |--------------------------------------------------------------------------     | application url     |--------------------------------------------------------------------------     |     | url used console generate urls when using     | artisan command line tool. should set root of     | application used when running artisan tasks.     |     */      'url' => 'http://localhost',      /*     |--------------------------------------------------------------------------     | application timezone     |--------------------------------------------------------------------------     |     | here may specify default timezone application,     | used php date , date-time functions. have gone     | ahead , set sensible default out of box.     |     */      'timezone' => 'utc',      /*     |--------------------------------------------------------------------------     | application locale configuration     |--------------------------------------------------------------------------     |     | application locale determines default locale used     | translation service provider. free set value     | of locales supported application.     |     */      'locale' => 'en',      /*     |--------------------------------------------------------------------------     | application fallback locale     |--------------------------------------------------------------------------     |     | fallback locale determines locale use when current 1     | not available. may change value correspond of     | language folders provided through application.     |     */      'fallback_locale' => 'en',      /*     |--------------------------------------------------------------------------     | encryption key     |--------------------------------------------------------------------------     |     | key used illuminate encrypter service , should set     | random, 32 character string, otherwise these encrypted strings     | not safe. please before deploying application!     |     */      'key' => 'key',      'cipher' => mcrypt_rijndael_128,      /*     |--------------------------------------------------------------------------     | autoloaded service providers     |--------------------------------------------------------------------------     |     | service providers listed here automatically loaded on     | request application. feel free add own services     | array grant expanded functionality applications.     |     */      'providers' => array(          'illuminate\foundation\providers\artisanserviceprovider',         'illuminate\auth\authserviceprovider',         'illuminate\cache\cacheserviceprovider',         'illuminate\session\commandsserviceprovider',         'illuminate\foundation\providers\consolesupportserviceprovider',         'illuminate\routing\controllerserviceprovider',         'illuminate\cookie\cookieserviceprovider',         'illuminate\database\databaseserviceprovider',         'illuminate\encryption\encryptionserviceprovider',         'illuminate\filesystem\filesystemserviceprovider',         'illuminate\hashing\hashserviceprovider',         'illuminate\html\htmlserviceprovider',         'illuminate\log\logserviceprovider',         'illuminate\mail\mailserviceprovider',         'illuminate\database\migrationserviceprovider',         'illuminate\pagination\paginationserviceprovider',         'illuminate\queue\queueserviceprovider',         'illuminate\redis\redisserviceprovider',         'illuminate\remote\remoteserviceprovider',         'illuminate\auth\reminders\reminderserviceprovider',         'illuminate\database\seedserviceprovider',         'illuminate\session\sessionserviceprovider',         'illuminate\translation\translationserviceprovider',         'illuminate\validation\validationserviceprovider',         'illuminate\view\viewserviceprovider',         'illuminate\workbench\workbenchserviceprovider',         'way\generators\generatorsserviceprovider',         'laracasts\commander\commanderserviceprovider',         'laracasts\validation\validationserviceprovider'     ),      /*     |--------------------------------------------------------------------------     | service provider manifest     |--------------------------------------------------------------------------     |     | service provider manifest used laravel lazy load service     | providers not needed each request, keep     | list of of services. here, may set storage spot.     |     */      'manifest' => storage_path().'/meta',      /*     |--------------------------------------------------------------------------     | class aliases     |--------------------------------------------------------------------------     |     | array of class aliases registered when application     | started. however, feel free register many wish     | aliases "lazy" loaded don't hinder performance.     |     */      'aliases' => array(          'app'             => 'illuminate\support\facades\app',         'artisan'         => 'illuminate\support\facades\artisan',         'auth'            => 'illuminate\support\facades\auth',         'blade'           => 'illuminate\support\facades\blade',         'cache'           => 'illuminate\support\facades\cache',         'classloader'     => 'illuminate\support\classloader',         'config'          => 'illuminate\support\facades\config',         'controller'      => 'illuminate\routing\controller',         'cookie'          => 'illuminate\support\facades\cookie',         'crypt'           => 'illuminate\support\facades\crypt',         'db'              => 'illuminate\support\facades\db',         'eloquent'        => 'illuminate\database\eloquent\model',         'event'           => 'illuminate\support\facades\event',         'file'            => 'illuminate\support\facades\file',         'form'            => 'illuminate\support\facades\form',         'hash'            => 'illuminate\support\facades\hash',         'html'            => 'illuminate\support\facades\html',         'input'           => 'illuminate\support\facades\input',         'lang'            => 'illuminate\support\facades\lang',         'log'             => 'illuminate\support\facades\log',         'mail'            => 'illuminate\support\facades\mail',         'paginator'       => 'illuminate\support\facades\paginator',         'password'        => 'illuminate\support\facades\password',         'queue'           => 'illuminate\support\facades\queue',         'redirect'        => 'illuminate\support\facades\redirect',         'redis'           => 'illuminate\support\facades\redis',         'request'         => 'illuminate\support\facades\request',         'response'        => 'illuminate\support\facades\response',         'route'           => 'illuminate\support\facades\route',         'schema'          => 'illuminate\support\facades\schema',         'seeder'          => 'illuminate\database\seeder',         'session'         => 'illuminate\support\facades\session',         'softdeletingtrait' => 'illuminate\database\eloquent\softdeletingtrait',         'ssh'             => 'illuminate\support\facades\ssh',         'str'             => 'illuminate\support\str',         'url'             => 'illuminate\support\facades\url',         'validator'       => 'illuminate\support\facades\validator',         'view'            => 'illuminate\support\facades\view',      ),  ); {     /* composer.json */     "name": "laravel/laravel",     "description": "the laravel framework.",     "keywords": ["framework", "laravel"],     "license": "mit",     "require": {         "laravel/framework": "4.2.*",         "laracasts/commander":"~1.0",         "laracasts/validation": "1.1.*"     },     "autoload": {         "classmap": [             "app/commands",             "app/controllers",             "app/models",             "app/database/migrations",             "app/database/seeds",             "app/tests/testcase.php"         ],         "psr-4": {             "larabook\\":"app/larabook"         }     },     "scripts": {         "post-install-cmd": [             "php artisan clear-compiled",             "php artisan optimize"         ],         "post-update-cmd": [             "php artisan clear-compiled",             "php artisan optimize"         ],         "post-create-project-cmd": [             "php artisan key:generate"         ]     },     "config": {         "preferred-install": "dist"     },     "minimum-stability": "stable",     "require-dev": {         "way/generators": "~2.0",         "codeception/codeception":"~2.0",         "laracasts/testdummy":"~1.0"     } } 

i don't know wrong code, tried change spelling mistakes recreating project again stuck here, don't know i'm missing out here.

i believe typo mistake if correct.

registrationform.php location = larabook\app\forms namespace should

namespace larabook\app\forms;