Error while uploading to App store using Application loader

Question

We are trying to upload an updated version of the app to the store. The upload takes a long time and finally when its done, we receive the following WARNINGS.

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Answer 1

I've ran into the same issue when I tried using the internet connection from my company, either using Application Loader, or Organizer. In fact, the problem came from my company's firewall which was blocking some ports. As it is written in Apple support, you may correct this problem by allowing access to the ports indicated in this file : https://itunesconnect.apple.com/docs/UsingApplicationLoader.pdf from page 6 to 8