YaroslavZhurbilo
6/23/2017 - 9:56 AM

From https://stackoverflow.com/questions/24643522/fatal-error-unexpectedly-found-nil-while-unwrapping-an-optional-values

override func viewDidLoad() {
    super.viewDidLoad()

    let nib = UINib(nibName: "<WhateverYourNibName>", bundle: nil)
    self.collectionView.registerNib(nib, forCellReuseIdentifier: "title")
}