FAQ/045 KSM-500: Error 1603 appears while installing KSM-500. How is this resolved?
August 18, 2014
The InstallShield software used to install KSM-500 generates this error. To resolve the issue:
1) Ensure you have full administrator privileges when you install the KSM-500 software.
Follow the steps on the following link: http://consumer.installshield.com/kb.asp?id=Q111019