MsiZap.exe is available from the Installer Cleanup Utility package:
The following file is available for download from the Microsoft Download Center:
Download the Windows Installer Cleanup Utility package now. http://download.microsoft.com/download/e/9/d/e9d80355-7ab4-45b8-80e8-983a48d5e1bd/msicuu2.exe
The installation will install to C:\Program Files\Windows Installer Clean Up\MsiZap.exe you may have to navigate to this directory and the type msizapmsizap.exe G! and press Enter.
Use the msizap tool with the flag g! and it will identify orphan files, then you can delete them.
Msizap.exe uses case-insensitive command line options shown in the following table.
Option Description :
* Removes all Windows Installer folders and registry keys, adjusts shared DLL counts, and stops Windows Installer service. Also removes the In-Progress key and rollback information.
a Only changes ACLs to Admin Full Control for any specified removal.
g For all users, removes any cached Windows Installer data files that have been orphaned.
p Removes the In-Progress key.
s Removes Rollback Information.
t Removes all information for the specified product code. When using this option, enclose the Product Code in curly braces. This option may be used with either the full path to the .msi file or with the product code.
w Removes Windows Installer information for all users. When this option is not set, only the information for the current user is removed. Use of this option requires that the user's profile be loaded so that the user's per-user registry hive be available.
? Verbose help.
! Forces a 'yes' response to any prompt.
Let us know how you get on.
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