Problem with external collection in list


Need help! Have same element values in list based on external collections then in collection values are different!

I created external collection Test. Test it and get correct response:

All values are different

  1. Add list to screen with collection above without any filtering:

  2. Assign Text to Name field:

  3. Open preview and see this:

    All items are the same!

What am i do wrong???

Can anyone help?
Don’t understand why it happens(((