V4 beta Feb-9-2018 available now

 From:  Michael Gibson
8814.161 In reply to 8814.160 
Hi ed, thanks for reporting this bug. I think it's the same one from here:
http://moi3d.com/forum/index.php?webtag=MOI&msg=8872.1

When I investigated it, it appeared to be caused by a compiler bug but it will be fixed in the next upcoming beta which I hope to release in not too long.

- Michael