Can you provide more information about your computer specifications? You need OpenGL 3.0 or later including support for shaders to properly run RoboDK.
If you are using RoboDK on an older computer you can try running RoboDK by manually double clicking the file:
C:/RoboDK/bin/RoboDK-GL2.exe
If you are using RoboDK on an older computer you can try running RoboDK by manually double clicking the file:
C:/RoboDK/bin/RoboDK-GL2.exe