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![Deepa Laxmi](https://secure.gravatar.com/avatar/6509c4a13ecb4d4d8fc15796791384b2?s=96&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Deepa Laxmi
3,035 Pointsfatal error: unexpectedly found nil while unwrapping an Optional value
Pasan Premaratne I am getting fatal error: unexpectedly found nil while unwrapping an Optional value on
artists += playlistDictionary[artists] as! [String]
I tried ver hard but I am not able to figure it out. Please help me out. I am stuck. Thanks in advance.
//
// Playlist.swift
// AlgoRythmn
//
// Created by Kh. Deepalaxmi on 27/07/15.
// Copyright (c) 2015 Kh. Deepalaxmi. All rights reserved.
//
import Foundation
import UIKit
struct Playlist {
var title : String?
var description: String?
var icon: UIImage?
var largeIcon: UIImage?
var artists : [String] = []
var backgroundColor: UIColor = UIColor.clearColor()
init(index : Int)
{
let musicLibrary = MusicLibrary().library
let playlistDictionary = musicLibrary[index]
title = playlistDictionary["title"] as! String!
description = playlistDictionary["description"] as! String!
let iconName = playlistDictionary["icon"] as! String!
icon = UIImage(named: iconName)
let largeIconName = playlistDictionary["largeIcon"] as! String!
largeIcon = UIImage(named: largeIconName)
artists += playlistDictionary[artists] as! [String]
let colorDictionary = playlistDictionary["backgroundColor"] as! [String : CGFloat]
backgroundColor = rgbColorFromDictionary(colorDictionary)
}
func rgbColorFromDictionary( colorDictionary : [String: CGFloat]) -> UIColor
{
let red = colorDictionary["red"]!
let green = colorDictionary["green"]!
let blue = colorDictionary["blue"]!
let alpha = colorDictionary["alpha"]!
return UIColor(red: red/255.0 , green: green/255.0, blue: blue/255.0 , alpha: alpha)
}
}
![Deepa Laxmi](https://secure.gravatar.com/avatar/6509c4a13ecb4d4d8fc15796791384b2?s=60&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Deepa Laxmi
3,035 PointsI just figured out. It was my silly mistake. artists should be inside quotes.
artists += playlistDictionary["artists"] as! [String]
Deepa Laxmi
3,035 PointsDeepa Laxmi
3,035 Points@paradoxed please help me out