Back when you released 6.0.2 beta, with support for V-Ray Next Beta 2, it stated
Added support for V-Ray Next beta 2.
* Note: actually there is a problem with Max 2013 and 2014 causing a crash on render. We're investigating this issue. Other Max versions work fine.
So I am wondering if you have made any headway on this, as I am as I know are others still using Max 2014. I have many reasons, which I have gone into many, many times before.. so won't be boring you by going into them again