How do you get rid of the runtime error on nexon kartrider?

First, right click the .exe icon you use to start Kartider. Select "properties". Then, select the "compatibility" tab. Put a check in the box next to "Run this program in compatibility mode for:" Also, if you have the option, put a check in the box next to "Run as administrator". Make sure to press "apply" and then close the window. You should now be abe to start-up Kartrider with no problem.