Can't upload archive to app store since yesterday
Solution 1:
just upload the ipa with Application Loader 2.9.1, even thought the apple tell you that you should upload the ipa with xcode 7.2 or Application Load 3.0.0, but , my solution works well download Application Loader 2.9.1
Solution 2:
Try this Xcode -> Open Developer Tool -> Application Loader -> Login with AppleID -> Choose your app IPA may this help you