Problem: Workspot Windows Client refuses to install, refers to this article
Systems running Windows 7 that have not been updated in a long time may not support the Workspot Windows Client. The Workspot Windows Client will refuse to install on such systems, exiting with an error message that refers to this article.
Solution: Run Windows Update to Get the Latest Version of Windows 7
To install the Workspot Windows Client, enable Windows Update and bring the system up to date, so it is running the latest version of Windows 7. (See Microsoft's Windows Update FAQ.)
This may take several rounds up updates with several reboots of your Windows 7 system. When Windows Update says that your system is up to date, the Workspot Windows Client will install successfully.