It is often the subtle differences between these two that create the no repro state, and a new tool within VSTS 2010 has been designed to specifically address this.
常常正是这两个版本间的细微区别导致了无法错误再现的状态，VSTS 2010中针对这个问题专门设计了一个新的工具。
From the design of the application through to the actual writing of the code, one of the most difficult problems has always been that of the bug that can't be reproduced - the "no repro" bug.
从设计应用程序到编写实际代码，一直以来最困难的问题之一就是错误无法被重现——“无法再现”的错误。
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