# Havok bug https://playground.babylonjs.com/#DLPNQT#0

**URL:** <https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159>\
**Category:** Bugs\
**Created:** [July 18, 2024, 7:45am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159 "2024-07-18T07:45:56Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![274199875](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/274199875/32/39357_2.png) [@274199875](https://forum.babylonjs.com/u/274199875)\
**Post date:** [July 18, 2024, 7:45am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/1 "2024-07-18T07:45:56Z")

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open url  
[https://doc.babylonjs.com/search?q=Physics](https://doc.babylonjs.com/search?q=Physics)

 ![image](https://us1.discourse-cdn.com/flex024/uploads/babylonjs/original/3X/5/2/5218f6f61c432a1f6a6761a3385bbb543dc56bed.png)

open demo url

> **[Babylon.js Playground](https://playground.babylonjs.com/#DLPNQT%230)**
>
> Babylon.js playground is a live editor for Babylon.js WebGL 3D scenes

 ![image](https://us1.discourse-cdn.com/flex024/uploads/babylonjs/original/3X/f/9/f9f239eaa2f042873bf2824f808f623fd74aca4f.png)

Unable to display normally

 ![image](https://us1.discourse-cdn.com/flex024/uploads/babylonjs/original/3X/7/0/702dd953ba225afa5b58a94c0097d0f0944f049e.png)

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**Author:** ![CrashMaster](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/crashmaster/32/23662_2.png) [@CrashMaster](https://forum.babylonjs.com/u/CrashMaster)\
**Post date:** [July 18, 2024, 7:48am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/2 "2024-07-18T07:48:14Z")

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I cannot reproduce, it works for me on Chrome and Firefox 🤔

Maybe there is a firewall at play?

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**Author:** ![Cedric](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/cedric/32/2742_2.png) [@Cedric](https://forum.babylonjs.com/u/Cedric)\
**Post date:** [July 18, 2024, 8:22am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/3 "2024-07-18T08:22:14Z")

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I could not repro either

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<div class="post-metadata">

**Author:** ![274199875](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/274199875/32/39357_2.png) [@274199875](https://forum.babylonjs.com/u/274199875)\
**Post date:** [July 18, 2024, 8:26am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/4 "2024-07-18T08:26:31Z")

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[https://raw.githubusercontent.com/CedricGuillemet/dump/master/funnyGuy.glb](https://raw.githubusercontent.com/CedricGuillemet/dump/master/funnyGuy.glb)

 ![image](https://us1.discourse-cdn.com/flex024/uploads/babylonjs/original/3X/f/e/fef153ee8c03d7bca073c64a295463348de2b2af.png)

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<div class="post-metadata">

**Author:** ![Cedric](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/cedric/32/2742_2.png) [@Cedric](https://forum.babylonjs.com/u/Cedric)\
**Post date:** [July 18, 2024, 8:31am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/5 "2024-07-18T08:31:22Z")

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Same, I can download it and the error is about the dns.  
Restart your brower, empty your cache or try with another dns

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<div class="post-metadata">

**Author:** ![274199875](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/274199875/32/39357_2.png) [@274199875](https://forum.babylonjs.com/u/274199875)\
**Post date:** [July 18, 2024, 8:34am UTC](https://forum.babylonjs.com/t/havok-bug-https-playground-babylonjs-com-dlpnqt-0/52159/6 "2024-07-18T08:34:10Z")

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Thank you