Testflight testers getting “unable to download app could not be installed at this time”

Question

I distributed version 1.0, build 1, of my app via TestFlight, and everything worked perfectly.

Yesterday I archived and sent out build 2, and now upon tapping the upd

Answer 1

I encountered the same issue. Not only it fails in TestFlight but also it is rejected by Apple Team in the submission process for not launching. I was able to solve this problem by renaming Project and Target names excluding wildcard characters.

The names were like following;

I spent almost two days to discover the issue. Hope it helps!