# Shadows very weird after lights building! Please Help!!

**URL:** <https://forums.unrealengine.com/t/shadows-very-weird-after-lights-building-please-help/73008>\
**Category:** Rendering\
**Tags:** unreal-engine\
**Created:** [September 6, 2016, 4:58am UTC](https://forums.unrealengine.com/t/shadows-very-weird-after-lights-building-please-help/73008 "2016-09-06T04:58:23Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**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:** [September 6, 2016, 1:00pm UTC](https://forums.unrealengine.com/t/shadows-very-weird-after-lights-building-please-help/73008/2 "2016-09-06T13:00:34Z")

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You will need to adjust the lightmap resolution for your ground mesh/landscape. It’s too low to capture the detail needed.

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