Failed to launch IBCocoaTouchImageCatalogTool via CoreSimulator spawn

Question

I have an Xcode project which was downloaded from the internet so I don\'t know which Xcode version was used to write it but the language is Swift 2. I opened it in Xcode 7.

Answer 1

I had to restart my machine to get this to work. Just in case, here are the exact steps I did:

1. Clean project
2. Quick Xcode
3. Delete Derived Data
4. Restart machine
5. Reopen