Try putting the full namespace with the route.

Route::resource('customer','App\Modules\Customer\Controllers\CustomerController@index');

Thanks for reply

but It is not working

I have try both below Code but not working My route file path is-> \app\Modules\Customer\routes.php

Route::group(array('module'=>'Customer','namespace' => 'App\Modules\Customer\Controllers'), function() { Route::resource('customer/add-customer','\App\Modules\Customer\Controllers\CustomerController@index'); });

and

Route::group(array('module'=>'Customer'), function() { Route::resource('customer/add-customer','\App\Modules\Customer\Controllers\CustomerController@index'); });

But I put in root routes.php it is working fine. It is not working from my custom module routes.php

$this->middleware('auth');

Thanks,

It is working I have Add "'middleware'=>'web'" and work fine

Route::group(array('middleware'=>'web','module'=>'Customer','namespace' => 'App\Modules\Customer\Controllers'), function() {

Route::resource('customer','CustomerController@index');

});