“Your binary is not optimized for iPhone 5” (ITMS-90096) when submitting

Question

this is my first ios app and when i try to submit it to the app store it gives me the ITMS-90096 error.

Answer 1

Update August 2016

When using Xcode 7+ and targeting iOS 8+ it is recommended to remove the .xib file and create a new LaunchScreen.storyboard by using the given template:

And than setting it in the Project File under App Icons and Launch Images:

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Original October 2015 Answer

So like @Aditya Deshmane I also use .xib file as my "Launch Image".

Adding both Default-568.png and Default-568@2x.png to my root directory didn't solve my issue.

I had to add the UILaunchImages key to my Info.plist:

UILaunchImages

    
        UILaunchImageName
        Default-568
        UILaunchImageSize
        {320, 568}
    

As described here: iOS Key UILaunchImages