When I try to install IGSS v4 update 2, I get the following error message from the Windows Installer:
What has gone wrong?
The problem arises on PCs where permissions are not correctly set or where the settings for DCOM have been altered after the installation of the Windows Installer 2.x.
The solution to this problem can involve several technical steps, and these are described in detail in the Microsoft Knowledge Base Article – 32496. Please refer to this document describing the action to be taken found on the Microsoft Web site.