Message in Chinese (Simplified) (中文(简体))
无法分离此对象,因为它未附加到 ObjectStateManager。
Unlocalized message
The object cannot be detached because it is not attached to the ObjectStateManager.
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无法分离此对象,因为它未附加到 ObjectStateManager。

The object cannot be detached because it is not attached to the ObjectStateManager.
Search by Google