middleware issue

[sraiyani]

if i am adding middleware route function is not working

Route::group(['middleware' => ['prevent-back-history','auth']],function(){ Route::get('/role', ['middleware' => ['permission:role.view'],'uses'=>'Admin\RoleController@index']); Route::get('/role/create', ['middleware' => ['permission:role.create'],'uses'=>'Admin\RoleController@create']); Route::post('/role/store', ['middleware' => ['permission:role.create'],'uses'=>'Admin\RoleController@store']); Route::get('/role/edit/{id}', ['middleware' => ['permission:role.edit'],'uses'=>'admin\RoleController@edit', 'as'=>'role-edit']); Route::put('/role/edit/{id}', ['middleware' => ['permission:role.edit'],'uses'=>'admin\RoleController@update', 'as'=>'role-update']); });

controller code

class RoleController extends Controller { public function __construct() { $this->middleware('auth'); }

public function index()
{
    $page_name = "Role";
    //$data = Permission::all();
    $data = Role::paginate(15);
    return view('admin.role.list',compact('data','page_name'));
}

} getting this error whar is the issue Please suggest me