win7运行报错

[13147734388]

捕获到未处理异常:System.IO.IOException
异常信息:请求的操作无法在使用用户映射区域打开的文件上执行
异常堆栈: at System.IO. Error.WinIOError(Int32 errorCode, StringmaybeFullPath)
at System.IO.FileStream.Init(String path, FileMode mode, FileAccessaccess, Int32 rights, Boolean useRights, FileShare share Int32 bufferSizeFileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath,
Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)at System.IO.FileStream..ctor(String path, FileMode mode, FileAccessaccess, FileShare share)
at System.Xml.XmlDocument.Save(String filename)
at TrOCRHelper.IniHelper.SetValue(String sectionName, String key.String value)
at TrOCR.Program.DealErrorConfig()
at TrOCRProgram.Main(String! args)

请问这什么情况？