Update Error (Help)

I threw my play store updated app. users updated. but the app disappeared from their devices. Only uninstall option is available on play store page

my app link:

I have added the link of my application for you to try. new installation or updating does not change the situation. When the application is installed, when you check the play store application page, you will see that there is no open button. how can i fix this problem. I’m waiting for your help