App Preview iOS

I’m just trying to run the simeltaneous preview on my iPhone 6, and for some reason xCode keeps giving me these errors:

file

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Have any thoughts?

Here’s my xCode version:

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com.uno.SocialMediaMock has already been taken by another developer. So, you can change your identifier by going to project settings in xcode, then general. And there should be a “Bundle Identifier” that you can change.

http://i.imgur.com/A3cE3Nj.jpg

You’re the man! Thanks Lucas!