If you want to run RPG Hack in your vB3.6.X version, you need to Download vB 3.5.X and Install RPG hack, then, Update your vB 3.5.X to vb 3.6.X... Then it shall work!
Working Example / Sorry for advertising...
I also, am awaiting for some new release... Hopefully fixing some anoying bugs I am finding...

Item duplication at delete (making easy money), can't battle other members...
Anyway. Revan, please come back soon