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class AppDelegate: UIResponder, UIApplicationDelegate
building the FunFacts app, my ios build runs successfully. But once I click on the button, it doesn't generate another random fact. Instead it sends me directly to the AppDelegate.swift page and highlights the entire first line. With a note to the right that says "Thread 1: signal SIGABRT
Alice Kasper4,362 Points
YES.... This bug has happened to me on 2 different Macs. I looked online, some seem to say it was a beta Xcode 6 problem. Others have pretty complicated fixes. I haven't tried to dig in deep yet but I'm pretty sure it would be faster to redo the entire thing than try to fix that issue.