Email buttons within app

I created an app and the buttons that are supposed to email are not doing anything? Buttons to forms and buttons to make phone calls are working fine.

Hi there,

We are sorry for the inconvenience you encounter.
We have cleared the caches from the server-side, can you please clear cache & cookies on your browser, log in to your account again, download the app and test the buttons again.
If the issue still persists please inform us so we can further assist you.
Thank you.