2013-05-10: It looks like there was a typo where I duplicated a variable name and Max 2014 isn’t happy about that.
2012-04-16: I made a small bug fix that afflicted certain uses of multi-materials. You can always download the latest at the link above. If you already have the script installed, just run the new one and any buttons or menu items, etc. you set up before will use the new version. More