PowerPath：setupapi.dev.log文件显示“Error 5：访问被拒绝“（Access is denied）”。

Summary: 成功运行 PowerPath 安装后，在重新启动服务器之前，查看 setupapi.dev.log 文件会显示MPIO.SYS MoveFile：失败！错误 5：访问被拒绝。

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
Check out other resources

Instructions

  1. 成功运行 PowerPath 安装后，在重新启动服务器之前，查看 setupapi.dev.log 文件会显示MPIO.SYS MoveFile：失败！错误 5：访问被拒绝。

    ### setupApi.dev.log

flq: to: 'C:\Windows\system32\drivers\SETD5C6.tmp'
flq: MoveFile: 'C:\Windows\system32\drivers\SETD5C6.tmp'
flq: to: 'C:\Windows\system32\drivers\mpio.sys'
!!! flq: MoveFile: FAILED!
!!! flq: Error 5: Access is denied.

  2. 重新启动

  3. 卸载 PowerPath

  4. 重新启动

  5. 移除 MPIO 功能

  6. 重新启动

  7. 运行 PowerPath 5.7 SP4 安装，但安装程序无法继续，因为设备驱动程序安装正在进行中警告消息。

    ### SetupApi.dev.log
     inf: Opened PNF: 'C:\Windows\System32\DriverStore\FileRepository\disk.inf_amd64_neutral_10ce25bbc5a9cc43\disk.inf' ([strings.0409])
     dvi: Selected driver installs from section [disk_install] in 'c:\windows\system32\driverstore\filerepository\disk.inf_amd64_neutral_10ce25bbc5a9cc43\disk.inf'.
     dvi: Class GUID of device remains: {4d36e967-e325-11ce-bfc1-08002be10318}.
     dvi: Set selected driver complete.
     ndv: Driver selected, now performing install...
     ndv: Waiting for previous device install to complete. 18:45:32.985
     ndv: Waiting for previous device install to complete. 18:46:33.110
     ndv: Waiting for previous device install to complete. 18:47:33.235
     ndv: Waiting for previous device install to complete. 18:48:33.360
    提醒：系统目前在 \windows\system32\drivers\ 文件夹下没有任何与 PowerPath 相关的驱动程序或MPIO.SYS驱动程序。

  8. 大约 15 分钟后，系统蓝屏并显示停止代码：
    0x0000009E 系统可以正常重新启动，但再次执行设备驱动程序安装和蓝屏循环。

  9. 用于修正这种情况的修复是停止 可信安装程序服务 ，然后运行 PowerPath 安装。

 

Additional Information

EMC 软件：PowerPath 5.7 SP4
OS：Windows Server 2008 R2

 

Affected Products

PowerPath
Article Properties
Article Number: 000019138
Article Type: How To
Last Modified: 15 Sept 2025
Version:  4
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.