Hi,I'm trying to upload my app archive to iTunes Store but it always show an error message "An error occurred during uploading to iTunes Store". Below are my actions:- Validate the app release with xcode and result is OK- Use Upload to App Store in xcode have that error- Use Application loader to upload IPA file have the same error- Restart Xcode & OS with no luckPlease can anyone explain why this happens?Thanks,Jacky