Windows Installer

[ExarKun]

Hello, i want to reinstall Plesk but geht everytime this error:

Error 1721. There is a problem with this Windows Installer package. A program required for this install to complete could not be run. Contact your support personnel or package vendor.

Thank you for your Help

 

[swarm]

It seems that you have some problems with Windows Installer itself so you should look for repairing or reinstalling it.