Microsoft Store Link is impossible to update

[stephane-archer]

I want to add a link to the Microsoft Store on the edit page of one of my projects.
Here is the link:
https://apps.microsoft.com/detail/9pfb29pcfl71
But when saving it I get the following error message:

There was a problem saving your project

Please correct the errors and try again

    windows phone URL — expected Windows Store product URL, or empty