Apple TestFlight upload warning ITMS-90191: missing `beta-reports-active` entitlement

Question

When I upload a build to the new Apple owned and iTunes Connect-integrated TestFlight, I see the following log:

WARNING ITMS-90191: "Missing beta en

Answer 1

First, be sure that you are using an App Store Distribution Provisioning Profile. This is likely a different provisioning profile from the Ad Hoc Distribution Provisioning Profile you were using to sign pre-Apple TestFlight builds.

I continued to hit Error ITMS-90191 after I switched to an App Store Distribution Provisioning Profile. I fixed the issue by additionally adding the beta-reports-active key to my Target's Entitlements.plist file in the Xcode project.

The beta-reports-active key must be included in the Provisioning Profile AND the Target's entitlements.

TargetName.entitlements:

    // ...

    beta-reports-active
    

    // ...

After adding the entitlement to my Target, I'm able to successfully upload the build to iTunes Connect TestFlight without the ITMS-90191 warning: