一种解决方法是向Entry类内添加另一个字段并让终端用户重新输入没有空白的标题。

One solution is to add another field to the Entry class and have the end user retype the title without Spaces.

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如果您产生了一个元类联合或者一个固定模型联合，您需要为这个固定模式终端产生工具或者形状。

If you generate a metaclass association or a stereotype association, you need to generate the tooling or shape for the stereotyped ends.

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某些存储库具有不可改变的项目类，对其的设定是基于项目类型的；而其他的存储库则允许存储库管理员或终端用户对类进行定义，对其的设定是基于项目的。

Some repositories have immutable item classes that are set based on the item type, while others will allow a repository administrator or end user to define the classes that can be set on an item.

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