PowerPath: setupapi.dev.log file shows "Error 5: Access is denied" after PowerPath installation

Summary: After running PowerPath installation successfully and prior to restarting the server, reviewing the setupapi.dev.log file shows MPIO.SYS MoveFile: Failed! Error 5: Access is denied.

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Instructions

  1. After running PowerPath installation successfully and prior to restarting the server, reviewing the setupapi.dev.log file shows MPIO.SYS MoveFile: Failed! Error 5: Access is denied.

    ### 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. Reboot

  3. Uninstall PowerPath

  4. Reboot

  5. Remove MPIO feature

  6. Reboot

  7. Run PowerPath 5.7 SP4 installation but setup cannot continue as device driver installation is in progress warning message.

    ### 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
    Note: The system at this moment does not have any PowerPath related drivers or MPIO.SYS driver present under \windows\system32\drivers\ folder.

  8. After approximately 15 minutes later, the system blue screen with STOP code: 0x0000009E
    The system can restart normally but doing the device driver installation again and blue screen cycle.

  9. The fix used to remedy this scenario is to stop the Trusted Installer Service and then run PowerPath installation.

 

Additional Information

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

 

Affected Products

PowerPath
Article Properties
Article Number: 000019138
Article Type: How To
Last Modified: 15 Sep 2025
Version:  4
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