Fatal error: 'try!' expression unexpectedly raised an error: Swift.DecodingError.keyNotFound(CodingKeys(stringValue: "id", intValue: nil), Swift.DecodingError.Context(codingPath: [_JSONKey(stringValue: "Index 0", intValue: 0)], debugDescription: "No value associated with key CodingKeys(stringValue: "id", intValue: nil) ("id").", underlyingError: nil)) `import Foundation struct Game: Codable, Identifiable{ var id = UUID() var title: String var normalPrice: String var sellPrice: String var steamRatingPercent: String var thumb: String } // means data will be read faster in much easier fashion class API: ObservableObject{ // for updating status of the variable [everytime it updates ] @Published var games = [Game]() func loadData(url: String, completion: @escaping ([Game]) -> ()){ guard let url = URL(string: url) else{ print("Invalid data") return } // decoding JSON data into [Game] array URLSession.shared.dataTask(with: url){data, response, error in let games = try! JSONDecoder().decode([Game].self, from: data!) print(games) DispatchQueue.main.async{ completion(games) } }.resume() } }