A frequent source of errors is forgetting to put an application object on the session before calling the rules engine.

出现错误的一个常见原因是，在调用规则引擎之前忘了将应用程序对象放到会话中。

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This usually boils down to calling the migration tool with the relevant parameters and feeding it the pre-processed source data.

这通常使用相关的参数调用移植工具，并且将预处理的源数据传给它。

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If the calling component (or source) initiates the interaction synchronously, SCA will switch the interaction to be asynchronous.

如果调用组件(或源)以同步方式发起了交互，sca会将此交互切换为异步方式。

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And she was one of the first Labour MPs openly to criticise Peter Mandelson, Tony Blair's close confidant and formerly Northern Ireland Secretary, famously calling him a source of "poison" in the government.

BBC: NEWS | UK | Magazine | Faces of the week

The area where the fighting took place is remote, so the intelligence community is looking at electronic intercepts and calling on people in the region who may have credible information, the source told CNN.

CNN: U.S. not yet ready to say jihadist leader killed in Mali

"These prosecutors are calling a hundred witnesses from all agencies, and they're being dragged here to say nothing, " the source said.

CNN: By Paul Courson/