Difference between revisions of "How to fix MSI 1721 There is a problem with your installer"

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[[File:Run unregister.PNG|300px|thumb|right]]
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[[File:Run unregister.PNG|300px|thumb|right|Step #2]]
 
Use the steps below to resolve the issue:
 
Use the steps below to resolve the issue:
 
#In the Windows search bar, type "Run" and select the Run app
 
#In the Windows search bar, type "Run" and select the Run app

Latest revision as of 13:11, 7 November 2017

Occasionally, a problem can occur with the Microsoft Windows installer resulting in a 1721 Error when attempting to install CompanionLink.

Msi-error-1721.png














Step #2

Use the steps below to resolve the issue:

  1. In the Windows search bar, type "Run" and select the Run app
  2. Type "MSIEXEC /UNREGISTER" > click OK.
  3. Open the Run app again, type "MSIEXEC /REGSERVER", > click OK.
  4. Install CompanionLink again



Alternatively, you can download and run the application from the link below

https://support.microsoft.com/en-us/help/17588/fix-problems-that-block-programs-from-being-installed-or-removed

MS cleaner.PNG