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An instance of Quake Live is already running.Please close this web page. An instance of Front Mission already Object reference not set to an instance of an object. an instance of this application is already runing是什么意思? 英语翻译No enclosing instance of type char is accessible.Must qualify the allocation with an enclosing instance of type char Object reference not set to an instance of an object.请问, Object reference not set to an instance of an object这句英语是什么意思 丧尸围城2错误 An instance of this appocation is already running 英语翻译A static inner class has no reference to an instance of the enclosing class. ASP.NET错误：Object reference not set to an instance of an objectServer Error in '/' Application.--------------------------------------------------------------------------------Object reference not set to an instance of an object.Description:An un 是for an instance 还是for instance?问题 如上 出现这个（0bject reference not set to an instance of an object.出现这个（0bject reference not set to an instance of an object.） 要怎么解决呢? instance of方法的含义 为什么我下的丧尸围城2一直弹An instance of this application is already runnin there seems already an instance running 英语翻译Volunteering is of tremendous benefits to both those in need and society.Take the Wenchuan Earthquake as an example,hundreds of thousands of volunteers play an active role in Wenchuan quake-hit areas.And they contribute daily necessaries, 开一个软件运行后出现object reference not set to an instance of an object怎么解决怎么办呢这个软件不是安装版的 unity3D中,这段提示是什么意思?NullReferenceException:Object referece not set to an instance of an object.怎样解决这个问题?这是一个坦克发射炮弹的例子.