fixes

app/Http/Controllers/Shop/Auth/RegisterController.php

@@ -24,11 +24,13 @@ class RegisterController extends Controller
         $user = $this->create($request->all());
 
         $this->guard()->login($user);
+        /*
         $response = $this->registered($request, $user);
 
         if ($response) {
             return $response;
         }
+        */
 
         return $request->wantsJson()
             ? new JsonResponse([], 201)

app/Http/Requests/Admin/Shop/StoreArticlePost.php

@@ -14,7 +14,7 @@ class StoreArticlePost extends FormRequest
     public function rules()
     {
         return [
-            'ref' => 'required|unique:shop_articles,ref,'.$this->id,
+            'ref' => 'required|unique:shop_articles',
             'product_type' => 'required',
             'product_id' => 'required',
             'article_nature_id' => 'required',