MSIX application fail to register with 0x80073CF6 error code

Copper Contributor

Hello Team,


While installing MSIX package on test machine getting below error,

Applicaiton Name: Zoom 5.7.804

Capturing machine Build: 2004(OS Build 19041.630) 

Test machine Build: 20H2(OS Build 19042.631)

Services name: CptService.exe


PS C:\test> add-apppackage -path "C:\test\Zoom5.7.804_1.0.3.0_x64__fwtmgmhf0bsea.msix"
add-apppackage : Deployment failed with HRESULT: 0x80073CF6, Package could not be registered.
error 0x80073D27: While processing the request, the system failed to register the windows.service extension due to the
following error: The package installation failed because a version of the service exists outside of APPX packaging.
Please contact your software vendor.
NOTE: For additional information, look for [ActivityId] 0e3eccb1-9466-0001-0112-3f0e6694d701 in the Event Log or use
the command line Get-AppPackageLog -ActivityID 0e3eccb1-9466-0001-0112-3f0e6694d701
At line:1 char:1
+ add-apppackage -path "C:\test\Zoom5.7.804_1.0.3.0_x64__fwtmgmhf0bsea. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : WriteError: (C:\test\Zoom5.7...mgmhf0bsea.msix:String) [Add-AppxPackage], IOException
    + FullyQualifiedErrorId : DeploymentError,Microsoft.Windows.Appx.PackageManager.Commands.AddAppxPackageCommand


Let us know if you need more details on this.


1 Reply
Hi, thanks for posting, we will look into this. You can also submit feedback with this issue.