Error launching Solidworks Viewer: the application has failed to start because its side-by-side configuration is incorrect please see the application event log for more detail

Installed Solidworks viewer successfully on Win32 Vista.

However, getting this error when I launch the program:

The application has failed to start because its side-by-side configuration is incorrect. Please see the application event log for more detail.

Any advice is much appreciated.

SolidworksAdministration