This is the second time it's happened to me now, and it's really starting to piss me off considering the amount of time I've spent trying to do this. >.>
Long story short, as soon as I get the wolf flute from the final step and use it, I get an error about AI lua script. Here's the image of the error:
I've tried uninstalling and reinstalling, and it doesn't fix this issue. Please help!