diff --git a/app/Http/Controllers/Fo/ProductController.php b/app/Http/Controllers/Fo/ProductController.php
index ea98022d..23093fdc 100644
--- a/app/Http/Controllers/Fo/ProductController.php
+++ b/app/Http/Controllers/Fo/ProductController.php
@@ -122,37 +122,43 @@ class ProductController extends Controller
      */
     public function getSiblingModels(Product $productModel): array
     {
+        $filter = Cache::get('productsFilter');
+        $cleanedFilter = $this->cleanSubSubFilter($filter);
+ 
         /** @var string $slug */
-        $slug = (Cache::get('productsFilter'))
-            ? (((is_null($productModel->{Cache::get('productsFilter')}))
-                ? $productModel->{"sub" . Cache::get('productsFilter')}->{Cache::get('productsFilter')}
-                : $productModel->{Cache::get('productsFilter')})->slug)
+        $slug = $filter
+            ? ((is_null($productModel->{$filter})
+                ? $productModel->{"sub" . $this->cleanSubSubFilter($filter)}->{$this->cleanSubSubFilter($filter)} ?? null
+                : $productModel->{$filter})->slug ?? "")
             : "";
+
+        // FIXME: the previous element are added on 30/10/24 to avoid error when productFilters was set on "submeat" for example and user access to product which not have submeat relation -> "Attempt to read property 'sub***' on null" 
+        // this fix will just avoid the error, but in this case, product.show have no previous or next product.
+
         /** @var \Illuminate\Support\Collection $productModelsList */
         $productModelsList = Product::query()
             ->with('range', 'subrange', 'meat', 'submeat')
-            ->when(in_array(Cache::get('productsFilter'), ['range', 'meat']), function (Builder $q) use ($slug) {
+            ->when(in_array($filter, ['range', 'meat']), function (Builder $q) use ($slug, $filter) {
                 $q->where('published', true)
-                    ->whereHas(Cache::get('productsFilter'), function (Builder $q) use ($slug) {
+                    ->whereHas($filter, function (Builder $q) use ($slug, $filter) {
                         $q->where('published', true)->where('slug', $slug);
                     })
-                    ->orWhereHas('sub' . Cache::get('productsFilter'), function (Builder $q) use ($slug) {
+                    ->orWhereHas('sub' . $filter, function (Builder $q) use ($slug, $filter) {
                         $q->where('published', true)
-                            ->whereHas(Cache::get('productsFilter'), function (Builder $q) use ($slug) {
+                            ->whereHas($filter, function (Builder $q) use ($slug) {
                                 $q->where('published', true)->where('slug', $slug);
                             });
                     });
             })
-            ->when(in_array(Cache::get('productsFilter'), ['subrange', 'submeat']), function (Builder $q) use ($slug) {
+            ->when(in_array($filter, ['subrange', 'submeat']), function (Builder $q) use ($slug, $filter) {
                 $q->where('published', true)
-                    ->whereHas(Cache::get('productsFilter'), function (Builder $q) use ($slug) {
+                    ->whereHas($filter, function (Builder $q) use ($slug) {
                         $q->where('published', true)->where('slug', $slug);
                     });
             })
             ->where('published', true)
             ->orderBy('slug')
             ->get();
-
         $collectionIndex = $productModelsList->search(function ($productModelItem, $key) use ($productModel) {
             if ($productModelItem->getKey() === $productModel->getKey()) {
                 return $key;
@@ -541,4 +547,14 @@ class ProductController extends Controller
     {
         return response()->json(Product::getProductsViewsByRange($request->LEGENDSLUG));
     }
+
+
+    /** 
+    * Delete the "sub" start filter to avoid "subsubrange" when user has some filters and hard visit a total different product filter
+    * @var string $filter 
+    * 
+    */
+    private function cleanSubSubFilter($filter) {
+        return str_starts_with($filter, "sub") ? preg_replace('/^sub/', '', $filter) : $filter;
+    }
 }
diff --git a/app/Http/Requests/Club/Customers/StoreCustomerRequest.php b/app/Http/Requests/Club/Customers/StoreCustomerRequest.php
index dde3c49c..2cfad66d 100644
--- a/app/Http/Requests/Club/Customers/StoreCustomerRequest.php
+++ b/app/Http/Requests/Club/Customers/StoreCustomerRequest.php
@@ -54,11 +54,12 @@ class StoreCustomerRequest extends FormRequest
      */
     public function rules(): array
     {
+        $customerId = auth('club')->user();
         $countryList = implode(',', Country::getValidIsoAplha2Codes());
         return [
             'lastname'    => 'required|string|max:255',
             'firstname'   => 'required|string|max:255',
-            'username'    => 'required|string|max:255',
+            'username'    => ['required','string', 'max:255',  Rule::unique('customers', 'username')->ignore($customerId)],
             'phone'       => "nullable|max:255|between:1,100|phone:{$countryList}",
             'address'     => 'required|string|min:1|max:255',
             'address2'    => 'nullable|string|min:1|max:255',
@@ -117,4 +118,16 @@ class StoreCustomerRequest extends FormRequest
             'opt_in'                => trans('validation.custom.newsletter'),
         ];
     }
+
+    /**
+     * Get custom messages for validator errors.
+     *
+     * @return array
+     */
+    public function messages(): array
+    {
+        return [
+            'username.unique' => trans('Le pseudo est déjà pris'),
+        ];
+    }
 }