When you try to remove programs by using Add/Remove Programs under Windows XP, the following error is displayed:
Error 1721. Problem with this Windows Installer package. It is impossible to run a program needed to complete this installation. Contact your support personnel or package vendor
- Download Windows Installer CleanUp,
- For more information refer to this FAQ http://ccm.net/faq/775-windows-installing-windows-installer-cleanup-utility
- Run it
- Then restart the uninstallation of your software.