Message in Chinese (Simplified) (中文(简体))
InstanceKey 构造函数的“provider”参数必须为非空字符串，用于标识密钥数据的源。“provider”参数可以为 null，在这种情况下使用默认的相关提供程序名称。
Unlocalized message
The 'provider' argument to the InstanceKey constructor must be a non-empty string which identifies the source of the key data. The 'provider' argument can be null, in which case the default correlation provider name is used.
Search by Google