Presenting a view controller modally from an action sheet's delegate in iOS8 - iOS11

Question

So I noticed that in iOS8 beta 3 (Update: still happens in iOS 11.2) on iPad, when attempting to present a view controller from within a delegate method of

Answer 1

Try

[[NSOperationQueue mainQueue] addOperationWithBlock:^{
    // action sheet presentation
    // or modal view controller presentation
    // or alert view presentation
}];