# Webgpu\_mrt demo error

**URL:** <https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767>\
**Category:** Questions\
**Tags:** webgpu\
**Created:** [February 28, 2025, 6:24am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767 "2025-02-28T06:24:50Z")\
**Posts on this page:** 7\
**Page:** 1

<div class="post-metadata">

**Author:** ![wenrenqiang](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/wenrenqiang/32/54020_2.png) [@wenrenqiang](https://discourse.threejs.org/u/wenrenqiang)\
**Post date:** [February 28, 2025, 6:24am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/1 "2025-02-28T06:24:50Z")

</div>

[three.js examples](https://threejs.org/examples/?q=mrt#webgpu_mrt)

 ![image](https://canada1.discourse-cdn.com/flex035/uploads/threejs/original/3X/a/d/ad01a36662d01134c74cfa8e16b562ffa46d816d.jpeg)

Set forceWebGL error

```
renderer = new THREE.WebGPURenderer({
				antialias: true,
				forceWebGL: true,
			});

```

---

<div class="post-metadata">

**Author:** ![manthrax](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/manthrax/32/2596_2.png) [@manthrax](https://discourse.threejs.org/u/manthrax)\
**Post date:** [March 1, 2025, 10:32am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/2 "2025-03-01T10:32:44Z")

</div>

I’m not seeing it in chrome… what browser/gpu are you running?

---

<div class="post-metadata">

**Author:** ![wenrenqiang](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/wenrenqiang/32/54020_2.png) [@wenrenqiang](https://discourse.threejs.org/u/wenrenqiang)\
**Post date:** [March 3, 2025, 1:07am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/3 "2025-03-03T01:07:19Z")

</div>

edge browser

---

<div class="post-metadata">

**Author:** ![PavelBoytchev](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/pavelboytchev/32/38639_2.png) [@PavelBoytchev](https://discourse.threejs.org/u/PavelBoytchev)\
**Post date:** [March 3, 2025, 6:03am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/4 "2025-03-03T06:03:24Z")

</div>

I’m not able to confirm it. The Edge here, 133.0.3065.92 (Official build) (64-bit), works fine. It could be something GPU or GPU-driver related.

 ![image](https://canada1.discourse-cdn.com/flex035/uploads/threejs/original/3X/5/2/521914b0e8d496c17e5935cc395c7ba364baffab.jpeg)

---

<div class="post-metadata">

**Author:** ![wenrenqiang](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/wenrenqiang/32/54020_2.png) [@wenrenqiang](https://discourse.threejs.org/u/wenrenqiang)\
**Post date:** [March 3, 2025, 6:57am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/5 "2025-03-03T06:57:32Z")

</div>

![image](https://canada1.discourse-cdn.com/flex035/uploads/threejs/original/3X/9/7/97a36cd29ce37f0172866937daa9e231d4a1e0f1.png)

---

<div class="post-metadata">

**Author:** ![wenrenqiang](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/wenrenqiang/32/54020_2.png) [@wenrenqiang](https://discourse.threejs.org/u/wenrenqiang)\
**Post date:** [March 3, 2025, 7:02am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/6 "2025-03-03T07:02:16Z")

</div>

![image](https://canada1.discourse-cdn.com/flex035/uploads/threejs/original/3X/3/1/31725e358039f6d0af4ad6f77806ea9c0a1b4b8a.png)  
you need change this

---

<div class="post-metadata">

**Author:** ![manthrax](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/manthrax/32/2596_2.png) [@manthrax](https://discourse.threejs.org/u/manthrax)\
**Post date:** [March 3, 2025, 7:41am UTC](https://discourse.threejs.org/t/webgpu-mrt-demo-error/78767/7 "2025-03-03T07:41:06Z")

</div>

yeah. i dont use edge. maybe some edge users will see this and dig into it.