Q:

Xcode invalid zip file

I am uploading my Xcode .zip file to https://www.diawi.com and when I upload it, it says:

An error occurred:
  4001003: Invalid .ipa file: content couldn't be read, doesn't seem to be a valid zip-compressed file (za9)

My zip file consists of:

Why is it invalid? (I compressed it by Ctrl-Click and compress)

A:

My zip file consists of:

Well, that's wrong. They want your built .ipa file, not your source code.

I compressed it by Ctrl-Click and compress

An .ipa file is a zip-compressed file. You don't need to zip it again.

