I am trying to select the version of our app to use for TestFlight, but it will not let me select it:
It is in iTunes Connect, under TestFlight, internal testing,
Then you select 'Select Version to Test', and this shows up, but I can't select the version to actually test it in internal testing. Which can be seen below:
Your build is not approved yet. It showing "Missing Beta Entitlement". Do the following steps to get it fixed.