You can only add additional control flow inputs and outputs to an activity after dragging and dropping it into a reusing process model.

当您将某个活动拖放到采用重用方法的流程模型中之后，只能向该活动添加更多的控制流输入和输出。

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Fully handling the exceptions in an automated way would add a lot of complexity to the process flow, and to the technology solution needed to support it.

以自动的方式完全处理异常会使过程流和支持它的技术解决方案变得非常复杂。

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First, you need to add an assign activity to your process control flow before the invoke activity (see Figure 10).

首先，在调用活动之前，您需要将分派活动添加到流程控制流(请参见图10)。

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