php - Zend application cannot find controller class in module -

i trying become familiar zend framework. have followed tutorials , created new module. reason cannot find controller. have registered module in application.config.php.

is there way debug module.config.php file?

zend\mvc\controller\controllermanager::createfrominvokable: failed retrieving "controlpanelcontrollercontrol(alias: controlpanel\controller\control)" via invokable class "controlpanel\controller\controlcontroller"; class not exist

this controller

namespace controlpanel\controller;  use zend\mvc\controller\abstractactioncontroller; use zend\view\model\viewmodel;  class controlcontroller extends abstractactioncontroller {  protected $albumtable;  public function indexaction() {     return new viewmodel(); }  public function addaction() { }  public function editaction() { }  public function deleteaction() { }   public function getalbumtable() {     if (!$this->controltable) {         $sm = $this->getservicelocator();         $this->controltable = $sm->get('controlpanel\model\controltable');     }     return $this->controltable; }   } 

this module.php

<?php namespace controlpanel;  use controlpanel\controller; use zend\modulemanager\feature\autoloaderproviderinterface;  use zend\modulemanager\feature\configproviderinterface;  class module implements autoloaderproviderinterface,         configproviderinterface { public function getautoloaderconfig() {     return array(          'zend\loader\standardautoloader' => array(             'namespaces' => array(                 __namespace__ => __dir__ . '/src/' . __namespace__,             ),         ),     ); }  public function getconfig() {     return include __dir__ . '/config/module.config.php'; } } 

my module.config.php

<?php  //filename: /module/controlpanel/config/module.config.php return array( 'controllers' => array(     'invokables' => array(           'controlpanel\controller\control' =>       'controlpanel\controller\controlcontroller',     ), ),   //open config route manager  'router' => array(     //open configuration possible routes     'routes' => array(         //route called controlpanel         'controlpanel' => array(             //define zend\mvc\router/http/literal             'type'    => 'literal',             //configure route             'options' => array(                 //listen /control uri                 'route'    => '/control',                 //define default controller , action                 'defaults' => array(                     '__namespace__' => 'controlpanel\controller',                     'controller' => 'control',                     'action'     => 'index',                 ),             ),            /*'may_terminate' => true,             'child_routes'  => array(                 'route' => '[/controller[/action][/:id]]]',                 'constraints' => array(                     'controller' => '[a-za-z][a-za-z0-9_-]*',                     'action'     => '[a-za-z][a-za-z0-9_-]*',                 ),                 'defaults' => array(                     'id'  => '0'                 ),                 ) */             ),         ),     ),   'view_manager' => array(     'template_path_stack' => array(         'controlpanel' => __dir__ . '/../view',     ), ),   );