Message in Chinese (Simplified) (中文(简体))![](/img/flags/zh-chs.png)
未在 ItemsControl 中嵌套 IsItemsHost="true" 的面板。必须将面板嵌套在 ItemsControl 中以获取并显示项。
Unlocalized message![](/img/flags/en.png)
A panel with IsItemsHost="true" is not nested in an ItemsControl. Panel must be nested in ItemsControl to get and show items.
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