# The entire map gets dark after light building for( Mobile\\tablet) ( scalable 3d or 2d) projects

**URL:** <https://forums.unrealengine.com/t/the-entire-map-gets-dark-after-light-building-for-mobile-tablet-scalable-3d-or-2d-projects/357258>\
**Category:** Mobile\
**Tags:** unreal-engine, bug-report, question\
**Created:** [May 12, 2016, 9:58pm UTC](https://forums.unrealengine.com/t/the-entire-map-gets-dark-after-light-building-for-mobile-tablet-scalable-3d-or-2d-projects/357258 "2016-05-12T21:58:07Z")\
**Posts on this page:** 1\
**Showing post:** 10

<div class="post-metadata">

**Author:** ![Tim\_Hobson](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Tim\_Hobson](https://forums.unrealengine.com/u/Tim_Hobson)\
**Post date:** [May 13, 2016, 1:51pm UTC](https://forums.unrealengine.com/t/the-entire-map-gets-dark-after-light-building-for-mobile-tablet-scalable-3d-or-2d-projects/357258/10 "2016-05-13T13:51:18Z")

</div>

Hi Saeedc,

I’ve moved this out of Bug Reports since this isn’t bug with the editor or functionality. This is just a low lightmap resolution and the wrong coordinate index used for the BSP converted to a Static Mesh.

Follow the information here for more details:

> **[A new, community-hosted Unreal Engine Wiki](https://forums.unrealengine.com/t/a-new-community-hosted-unreal-engine-wiki/141494)**
>
> After over a year in maintenance mode, the official Unreal Engine Wiki is now permanently offline. These resources now live on a new community-run Unreal Engine Community Wiki — https://unrealcommunity.wiki/! You will be able to find content from...

Thank you!

---

_[View the full topic](https://forums.unrealengine.com/t/the-entire-map-gets-dark-after-light-building-for-mobile-tablet-scalable-3d-or-2d-projects/357258)._