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RollingFileAppender提示 [

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RollingFileAppender tips[^]

BTW, google is pretty handy...

参数fileName不能为null或为空字符串.查看您的C#代码.尝试在调试器下运行代码.它会在故障点(或附近)停止.

The argument fileName can''t be null or an empty string. Look in your C# code. Try running your code under the debugger. It will stop at (or near) the point of failure.