System.IO.IOException: 文件“C:\Users\Administrator\AppData\Roaming\RaftModLoader\launcher_config.json”正由另一进程使用，因此该进程无法访问此文件。
   在 System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   在 System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   在 System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   在 System.IO.StreamWriter.CreateFile(String path, Boolean append, Boolean checkHost)
   在 System.IO.StreamWriter..ctor(String path, Boolean append, Encoding encoding, Int32 bufferSize, Boolean checkHost)
   在 System.IO.File.InternalWriteAllText(String path, String contents, Encoding encoding, Boolean checkHost)
   在 System.IO.File.WriteAllText(String path, String contents)
   在 RMLLauncher.Form1.UpdateConfigFile()
   在 RMLLauncher.Form1.<CheckInstall>d__42.MoveNext()
--- 引发异常的上一位置中堆栈跟踪的末尾 ---
   在 System.Runtime.CompilerServices.AsyncMethodBuilderCore.<>c.<ThrowAsync>b__6_0(Object state)