Before the process component delivers the message to an outgoing destination, it marks in the message that all system exceptions should be returned to the caller for processing.

流程组件将消息提交给外发目的地之前，它会标记所有系统异常应返回到调用程序的消息，以便进行处理。

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Speaking in The Hague, Mr Ban said "all serious claims" of chemical weapons use "should be examined without delay, without conditions and without exceptions".

BBC: Syria rejects 'broadening' of UN chemical weapons probe