Windows Update Standalone Installer (WUSA) returns 0x5 ERROR_ACCESS_DENIED when deploying .msu files through WinRM and Windows Remote Shell

Article ID: 2773898 - View products that this article applies to.
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Windows Update Standalone Installer (WUSA) returns 0x5 ERROR_ACCESS_DENIED when deploying Windows Update .msu files through Windows Remote Management 2.0 and Windows Remote Shell. You may also see the following in the Application Event log:

Source: Microsoft-Windows-WUSA
Event ID:      3
Level:         Error
Description: Windows update could not be installed because of error 2147942405 "Access is denied."


Installing an update using WUSA or the WUA APIs on a remote machine is not supported.


To work around this issue, use the following method:

Extract the .msu file through Windows Remote Shell with WUSA using the following command:

winrs.exe -r:<computername> wusa.exe <update> /extract:<destination>

When complete, install the .cab package with dism.exe or Package Manager. To use dism.exe, use the command below:

winrs.exe -r:<computername> dism.exe /online /add-package /PackagePath:<Path_To_Package>\

More information

The Windows Update Standalone Installer uses the Windows Update Agent API to install update packages. Update packages have an .msu file name extension. The .msu file name extension is associated with the Windows Update Standalone Installer.

The security restrictions on remote use of the WUA APIs are documented here:
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.


Article ID: 2773898 - Last Review: October 30, 2012 - Revision: 1.0
Applies to
  • Windows Remote Management
  • Windows 7 Enterprise
  • Windows 7 Professional
  • Windows 7 Home Premium
  • Windows 7 Ultimate
  • Windows 7 Home Basic

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