How to debug “Invalid Bundle” error which happens only after submitting to app store

Question

I have a lot of frameworks in my app. App works fine in adhoc/enterprise release. Only if I submit to the app store for testflight testing I get this error email from apple:

Answer 1

I had the same problem, it was due to one framework not being present in the Frameworks subfolder in the app bundle.

I fixed it by adding a Copy Fields build phase, and adding the missing .framework file there.