When the credit card validation didn't succeed an error end event throws an exception.
当信用卡验证不成功，一个错误结束事件抛出一个异常。
An error start event can be used to catch a specific error thrown by an error end event.
错误开始事件可用来捕获由错误事件抛出的错误。
An error start event can be used to catch a specific error thrown by an error end event.
错误开始事件可用来捕获由错误事件抛出的错误。
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