运行NMM报错

wt760501

运行NMM时报错
求大神帮忙看看是什么问题.

Tracing an Unhandled Exception:
Running Threads (1)
    3 ()
        Aborted
        Exception:
Message:
        对路径“D:\Fallout4\limited”的访问被拒绝。
Full Trace:
        System.UnauthorizedAccessException: 对路径“D:\Fallout4\limited”的访问被拒绝。
   在 System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   在 System.IO.File.InternalDelete(String path, Boolean checkHost)
   在 Nexus.Client.ApplicationInitializer.UacCheck(String p_strPath)
   在 Nexus.Client.ApplicationInitializer.DoApplicationInitialize(IGameModeFactory p_gmfGameModeFactory, SynchronizationContext p_scxUIContext, ViewMessage& p_vwmErrorMessage)
   在 Nexus.Client.ApplicationInitializer.DoWork(Object[] p_objArgs)
   在 Nexus.Client.ThreadedBackgroundTask.RunThreadedWork(Object p_objArgs)
   在 Nexus.Client.Util.Threading.TrackedThread.RunParameterizedThread(Object p_objParam)
   在 System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   在 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   在 System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   在 System.Threading.ThreadHelper.ThreadStart(Object obj)