缺少[路线：

Question

我正在尝试创建一个多语言项目，我在路由和“显示”功能上遇到问题，我遇到了错误：

输入地址后：projekt.test/en/cars/2/

  

ErrorException（E_ERROR）
  试图获取非对象的属性“标记”（查看：/var/www/projekt/resources/views/cars/show.blade.php）

输入地址后：projekt.test/pl/categories/3

  

ErrorException（E_ERROR）
  [路线：carsCategories] [URI：{locale} / categories / {id}]缺少必需的参数。 （查看：/var/www/projekt/resources/views/template.blade.php）（查看：/var/www/projekt/resources/views/template.blade.php）

web.php

Route::get('/', function () {
    return redirect(app()->getLocale());
});

Route::group(['prefix' => '{locale}', 'where' => ['locale' => '[a-zA-Z]{2}'], 'middleware' => 'SetLocale'], function() {

    Route::get('/', function () {
        return view('welcome');
    });

    Route::get('cars/', 'CarController@index')->name('Car');

    Route::get('cars/{id}/', 'CarController@show')->name('cars');

    Route::get('cars/categories/{id}', 'CarController@CarsByCategory')->name('carCategories');
});

CarController.php

<?php

namespace App\Http\Controllers;

use App;

use Illuminate\Http\Request;

use App\Models\Car;

use App\Repositories\CarRepository;

class CarController extends Controller
{
    public function index(CarRepository $carRepository, $locale){

        $cars = $carRepository->getAllCars();
        App::setLocale($locale);
        session()->put('locale', $locale);
        return view('cars.list',["CarsList"=>$cars,
                                "title"=>"ok"]);
    }

    public function show(CarRepository $carRepository, $id, $locale){

        $carDetail = $carRepository->find($id);
        App::setLocale($locale);
        session()->put('locale', $locale);
        return view('cars.show', ["carDetail" => $carDetail]);
    }

    public function CarsByCategory(CarRepository $carRepository, $id){

        $cars = $carRepository->getCarsByCategory($id);

        return view('cars.list',["CarsList"=>$cars,
                                "title"=>"ok"]);
    }
}

CarRepository.php

<?php

namespace App\Repositories;

use App\Models\Car;

use DB;

class CarRepository extends BaseRepository {

    public function __construct(Car $model){
        $this->model = $model;
    }

    public function getAllCars(){

        return $this->model->where('status', 'online')->get();
    }

    public function getCarsByCategory($id){
        return $this->model->where('status', 'online')->whereHas('category',
        function ($query) use ($id) 
        {
            $query->where('categories.id',$id);
        })->orderBy('marka','asc')->get();
    }
}

show.blade.php

<div class="card-header">
        {{ $carDetail->marka }}
    </div>