When converting a project to use ARC what does “switch case is in protected scope” mean?

Question

When converting a project to use ARC what does \"switch case is in protected scope\" mean? I am converting a project to use ARC, using Xcode 4 Edit -> Refactor -> Convert to

Answer 1

Declare the variables outside the switch, then instantiate them inside the case. That worked perfectly for me using Xcode 6.2