UITableView and presentViewController takes 2 clicks to display

Question

I am using a UITableView to present a variety of viewControllers. Depending on which index is clicked, it will present a different view controller, which can then be dismis

Answer 1

In Swift and iOS9 it's:

dispatch_async(dispatch_get_main_queue(), {
    self.performSegueWithIdentifier("OpenBookingDetail", sender: self)
})