App update not install

Hello, I am creating an application that is currently published in the amazon app store, and when I wanted to update it, it wrote app not installed. version code is 3 version is 3.0 but it doesn’t work what can i do?

Hey @pecnik.ozbejth8q :wave:

Welcome to the Communtiy!

That sounds awesome - have you considered posting in #SuccessfullyTHUNKd to promote your app to other Thunkable users in the Community here?

Have you tried updating your version code to 3.1? (or 4.0 for that matter!) It sounds like the requirement here is to have a new version code, right?

Thank you for response I will try!

I try this and not worked.
My project is here: