fix

alkatorapi/views.py

@@ -375,14 +375,16 @@ def cart(request):
     if not user.is_authenticated:
         return HttpResponse("[]")
     cart = []
-    for product in CartProduct.objects.filter(cart=user.cart):
-        cart.append({
-            "id": product.product.id,
-            "name": product.product.name,
-            "quantity": product.quantity,
-            "price": product.price,
-            "img": product.product.img.url,
-        })
+    try:
+        for product in CartProduct.objects.filter(cart=user.cart):
+            cart.append({
+                "id": product.product.id,
+                "name": product.product.name,
+                "quantity": product.quantity,
+                "price": product.product.price,
+                "img": product.product.img.url,
+            })
+    except AttributeError:
         return HttpResponse("[]")
     return HttpResponse(json.dumps(cart))