how to resolve an "invalid BumpNormal"

"Returned an invalid Bump Normal" error na lumalabas sa message board.. at umatagal lalo yung rendering.. chineck ko nman mga sir yung bump ng mga proxy ko ala nman po:(.. ano po kayang solusyon dito salamat po

bokkins wrote:try mo to bro, nakita ko lang sa search.

http://www.cgarchitect.com/vb/28928-vray-material-render-problem.html

nabasako rin sir .. ang pinagkaiba ng problem namin yung sakanya gawa nya yung material.. yung sakin sir sa proxy tree ng archmodel sir.. and doble check ko wala nman sir bump.. panu kaya sir sinubukan ko uli iproxy ganun din tapos yung ibang vegetation ganun din..

sir anong archmodel tree iyong ginamit mo, check ko lang.

render master wrote:sir anong archmodel tree iyong ginamit mo, check ko lang.

Vol 52_002, 026,046.. salamat sir

render master wrote:sir anong archmodel tree iyong ginamit mo, check ko lang.

an kaya sir

dude.. that happens when you have incomplete textures... you should have normal bump attached to your model...

tama sir invalid yung mga bump na nasa model try tu attavhed dem ulit