# 404 on https://cdn.babylonjs.com/loaders/EXT\_lights\_image\_based.js.map

**URL:** <https://forum.babylonjs.com/t/404-on-https-cdn-babylonjs-com-loaders-ext-lights-image-based-js-map/154>\
**Category:** Bugs\
**Created:** [December 11, 2018, 11:22am UTC](https://forum.babylonjs.com/t/404-on-https-cdn-babylonjs-com-loaders-ext-lights-image-based-js-map/154 "2018-12-11T11:22:29Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![NRA](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/nra/32/25376_2.png) [@NRA](https://forum.babylonjs.com/u/NRA)\
**Post date:** [December 11, 2018, 11:22am UTC](https://forum.babylonjs.com/t/404-on-https-cdn-babylonjs-com-loaders-ext-lights-image-based-js-map/154/1 "2018-12-11T11:22:29Z")

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Hi,  
I just receive this message today when trying to open a project in a site!  
What I do?  
thanks

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<div class="post-metadata">

**Author:** ![Deltakosh](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/deltakosh/32/26635_2.png) [@Deltakosh](https://forum.babylonjs.com/u/Deltakosh)\
**Post date:** [December 11, 2018, 2:38pm UTC](https://forum.babylonjs.com/t/404-on-https-cdn-babylonjs-com-loaders-ext-lights-image-based-js-map/154/2 "2018-12-11T14:38:19Z")

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Nothing:) it is just a warning that you see only if you open the f12 debugger  
We will fix it for next release