I just meet this error meessage from Windows XP SP2 when I try to uninstall expired Bit Defender Antivirus. It show
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.
After that I found a great tool developed from Microsoft with executed command prompt to totally uninstall the software. Is called “Windows Installer CleanUp Utility“, current version is 220.127.116.11.
With the Windows Installer CleanUp Utility, you will remove a program’s Windows Installer configuration information. You may want to remove the Windows Installer configuration information for your program if you experience installation (Setup) problems. For example, you may have to remove a program’s Windows Installer configuration information if you have installatio…
Download from here Windows Installer CleanUp Utility