add tool script not working

Hey Guys
I have no idea why the Add tool script and a few other scripts are not working for me
I get this error in the Console
I appreciate your help
I have no idea why the Add tool script and a few other scripts are not working for me
I get this error in the Console
...ackmagic Design/Fusion/Scripts/Comp/Add Tool.eyeonscript:100: attempt to index global 'iup' (a nil value)
I appreciate your help