# Normal Bump is Not Compatible With Vray Error Message

**URL:** <https://forums.chaos.com/t/normal-bump-is-not-compatible-with-vray-error-message/57597>\
**Category:** Issues\
**Created:** [March 15, 2016, 8:10am UTC](https://forums.chaos.com/t/normal-bump-is-not-compatible-with-vray-error-message/57597 "2016-03-15T08:10:31Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![pixela](https://dub1.discourse-cdn.com/chaosprd/user_avatar/forums.chaos.com/pixela/32/2876_2.png) [@pixela](https://forums.chaos.com/u/pixela)\
**Post date:** [March 26, 2016, 9:09am UTC](https://forums.chaos.com/t/normal-bump-is-not-compatible-with-vray-error-message/57597/7 "2016-03-26T09:09:08Z")

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> [@ANY way to render 360000 particles with a 5k tris mesh per particle?](https://forums.chaos.com/t/any-way-to-render-360000-particles-with-a-5k-tris-mesh-per-particle/50254/5):
>
> Hello 🙂
> 
> I’ve found this piece of code a few days ago, not sure it can help (not tested yet):

It didnt work on my scene.

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