Message in Chinese (Simplified) (中文(简体))
不能创建全零值的 InstanceKey,如 Guid.Empty。而要使用 InstanceKey.InvalidKey 获得全零值的 InstanceKey。
Unlocalized message
An InstanceKey cannot be created with an all-zero value, such as Guid.Empty. Use InstanceKey.InvalidKey to obtain an InstanceKey with an all-zero value.
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