# Why don't events work with GPU on Niagara!

**URL:** <https://forums.unrealengine.com/t/why-dont-events-work-with-gpu-on-niagara/445481>\
**Category:** FX\
**Tags:** rendertarget, workaround, unreal-engine, question\
**Created:** [March 18, 2019, 3:56am UTC](https://forums.unrealengine.com/t/why-dont-events-work-with-gpu-on-niagara/445481 "2019-03-18T03:56:42Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Bigtyler2010](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Bigtyler2010](https://forums.unrealengine.com/u/Bigtyler2010)\
**Post date:** [March 18, 2019, 3:56am UTC](https://forums.unrealengine.com/t/why-dont-events-work-with-gpu-on-niagara/445481/1 "2019-03-18T03:56:42Z")

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This is an issue i would love to find a workaround for. I have been working on several Niagara systems but I cant send an event if the sim is running on GPU. so I’m stuck with the CPU profiling and that doesn’t get along well with my need for render target textures.

any help would be amazing!