相关疑难解决方法(0)

更新:此问题已在Xcode 8.2中修复.Keychain在模拟器中工作,无需启用钥匙串共享.

为什么在Xcode 8/iOS 10模拟器中调用函数时总是收到错误-34018 ？SecItemAdd

重现步骤

在Xcode 8中创建一个新的单页iOS应用程序项目.运行以下代码viewDidLoad(或打开此 Xcode项目).

let itemKey = "My key"
let itemValue = "My secretive bee "

// Remove from Keychain
// ----------------

let queryDelete: [String: AnyObject] = [
  kSecClass as String: kSecClassGenericPassword,
  kSecAttrAccount as String: itemKey as AnyObject
]

let resultCodeDelete = SecItemDelete(queryDelete as CFDictionary)

if resultCodeDelete != noErr {
  print("Error deleting from Keychain: \(resultCodeDelete)")
}


// Add to keychain
// ----------------

guard let valueData …

Firebase 3.6.0中的警告.Xcode 8 - Swift 3.

这些是Firebase类: -

• @class FIROptions
• @class FIRAuthCredential
• @class FIRUserProfileChangeRequest

警告信息:

• (可为空的instancetype)init NS_UNAVAILABLE;

想象它可能是一个错误!

但如果没有,任何想法如何解决它？