# \#static-shadows

**URL:** https://forums.unrealengine.com/tag/static-shadows/10472.md

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## [Custom shadow for baked lighting?](https://forums.unrealengine.com/t/custom-shadow-for-baked-lighting/2639718)

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**Author:** [@Cubeap](https://forums.unrealengine.com/u/Cubeap)\
**Replies:** 14\
**Last updated:** [August 19, 2025, 3:03pm UTC](https://forums.unrealengine.com/t/custom-shadow-for-baked-lighting/2639718 "2025-08-19T15:03:40Z")

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By default, the opacity mask for static shadows only works if texSample is directly connected to it. If you try to use ShadowPassSwitch or a custom function, light baking ignores it. Are there any ways to fix this? Any o…

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## [Problem with low quality staircase-like shadows on the static geometry](https://forums.unrealengine.com/t/problem-with-low-quality-staircase-like-shadows-on-the-static-geometry/1849248)

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**Author:** [@Wisewalker](https://forums.unrealengine.com/u/Wisewalker)\
**Replies:** 0\
**Last updated:** [May 10, 2024, 7:50am UTC](https://forums.unrealengine.com/t/problem-with-low-quality-staircase-like-shadows-on-the-static-geometry/1849248 "2024-05-10T07:50:46Z")

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Hello! Currently I’m learning how to configure baked lightning on my levels, but unfortunately I ended up with this problem. Despite all the techniques that can improve quality of baked shadows (increasing lightmaps res.…

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## [半透明オブジェクトの影のキャスト](https://forums.unrealengine.com/t/topic/444225)

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**Author:** [@Anonymous\_27ec5182dec4ea30ed4678bbb43946a0](https://forums.unrealengine.com/u/Anonymous_27ec5182dec4ea30ed4678bbb43946a0)\
**Replies:** 3\
**Last updated:** [September 16, 2023, 1:10pm UTC](https://forums.unrealengine.com/t/topic/444225 "2023-09-16T13:10:48Z")

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こんにちは。 UE4で半透明のオブジェクトを配置した際に影がうまくキャストされません。 staticに設定したアクタに半透明のマテリアルを適用するとライティングビルド前はmovableアクタと同様の影がキャストされますが、ライティングビルドを行うとそれが下のスクリーンショットのように消えてしまいます。movableアクタはライティングビルド後も影がついています。 ライティングビルドを行った後も半透明マテリアルを適応させたstati…

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## [I am trying to get sharp shadows with static lights but they always come out blocky even with fixing lightmaps to a higher resolution what is the fix for this?  I also am using default unreal cubes as a floor so the lightmap UV must be fine](https://forums.unrealengine.com/t/i-am-trying-to-get-sharp-shadows-with-static-lights-but-they-always-come-out-blocky-even-with-fixing-lightmaps-to-a-higher-resolution-what-is-the-fix-for-this-i-also-am-using-default-unreal-cubes-as-a-floor-so-the-lightmap-uv-must-be-fine/491039)

<div class="topic-metadata">

**Author:** [@Cbajalbryan](https://forums.unrealengine.com/u/Cbajalbryan)\
**Replies:** 12\
**Last updated:** [November 18, 2021, 7:05pm UTC](https://forums.unrealengine.com/t/i-am-trying-to-get-sharp-shadows-with-static-lights-but-they-always-come-out-blocky-even-with-fixing-lightmaps-to-a-higher-resolution-what-is-the-fix-for-this-i-also-am-using-default-unreal-cubes-as-a-floor-so-the-lightmap-uv-must-be-fine/491039 "2021-11-18T19:05:07Z")

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As my questions states, there is just a big issue with static lights not giving me sharp shadows even with higher lightmap resolution and using default unreal cubes as floor and shadow casting geo. It makes no sense I s…

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## [Wierd Jittering Shadows on Play](https://forums.unrealengine.com/t/wierd-jittering-shadows-on-play/487455)

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**Author:** [@switch71](https://forums.unrealengine.com/u/switch71)\
**Replies:** 2\
**Last updated:** [August 15, 2021, 2:49pm UTC](https://forums.unrealengine.com/t/wierd-jittering-shadows-on-play/487455 "2021-08-15T14:49:54Z")

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Hey Guys, For some reason on runtime the shadows inside the house is jittering for some reason, any insight as to why this is happening? I’m new to unreal so if there is any info I should be giving you please ask away, …

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## [Shadow trace on spotlight](https://forums.unrealengine.com/t/shadow-trace-on-spotlight/487431)

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**Author:** [@Nozomagarion](https://forums.unrealengine.com/u/Nozomagarion)\
**Replies:** 0\
**Last updated:** [August 14, 2021, 2:46pm UTC](https://forums.unrealengine.com/t/shadow-trace-on-spotlight/487431 "2021-08-14T14:46:21Z")

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Hello I’m trying to render this shot but it turns out that when the camera moves, we can see a kind of shadow trace that takes the shape of the object. I have difficulty to understand where it can come from we can see…

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## [Question about static lightning and objects](https://forums.unrealengine.com/t/question-about-static-lightning-and-objects/485862)

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**Author:** [@BioMedKUL](https://forums.unrealengine.com/u/BioMedKUL)\
**Replies:** 0\
**Last updated:** [July 7, 2021, 9:47am UTC](https://forums.unrealengine.com/t/question-about-static-lightning-and-objects/485862 "2021-07-07T09:47:23Z")

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Hi all, we want to setup a scene in VR in which different objects in the scene can be swapped in and out, depending on the scenario. Using sublevels, we could switch between certain setups (collection of objects). Howev…

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## [Distance-field Shadows with Prebaked Shadows](https://forums.unrealengine.com/t/distance-field-shadows-with-prebaked-shadows/484917)

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**Author:** [@CoolBeardMan](https://forums.unrealengine.com/u/CoolBeardMan)\
**Replies:** 0\
**Last updated:** [June 15, 2021, 6:56am UTC](https://forums.unrealengine.com/t/distance-field-shadows-with-prebaked-shadows/484917 "2021-06-15T06:56:17Z")

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Hello. My question is: Is it possible to have Distance-field Shadows applied on MOVABLE objects and Prebaked Shadows applied to STATIC objects? For disclosure, I have a Stationary Directional Light in my level and a St…

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## [Shadow on static mesh is bent and low res](https://forums.unrealengine.com/t/shadow-on-static-mesh-is-bent-and-low-res/482959)

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**Author:** [@anonymous\_user\_442e60c4](https://forums.unrealengine.com/u/anonymous_user_442e60c4)\
**Replies:** 0\
**Last updated:** [May 5, 2021, 10:17pm UTC](https://forums.unrealengine.com/t/shadow-on-static-mesh-is-bent-and-low-res/482959 "2021-05-05T22:17:30Z")

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Hello. I am having an issue, where after an unknown change the resolution of my shadows after the light build are completely messed up. I undid all my changes and reverted all of my settings, yet the issue remains. When …

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## [Bright corners after baking the light](https://forums.unrealengine.com/t/bright-corners-after-baking-the-light/481021)

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**Author:** [@7Kelt7](https://forums.unrealengine.com/u/7Kelt7)\
**Replies:** 0\
**Last updated:** [March 29, 2021, 12:08am UTC](https://forums.unrealengine.com/t/bright-corners-after-baking-the-light/481021 "2021-03-29T00:08:31Z")

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How can I fix this bright beveled corners problem? It’s only there after building light, I found out that if I turn off the static shadows then this problem dissapears, if I start changing the contact shadow length value…

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## [Ghost Shadows ?](https://forums.unrealengine.com/t/ghost-shadows/480311)

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**Author:** [@Hammadcgi](https://forums.unrealengine.com/u/Hammadcgi)\
**Replies:** 15\
**Last updated:** [March 16, 2021, 9:13am UTC](https://forums.unrealengine.com/t/ghost-shadows/480311 "2021-03-16T09:13:34Z")

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Hi there, I have an issue about ghosting shadows or something else, its happens both static mesh and foliage, Can some told me what can I do for this…

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## [My static shadows are low resolution.](https://forums.unrealengine.com/t/my-static-shadows-are-low-resolution/477598)

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**Author:** [@hogwashnd](https://forums.unrealengine.com/u/hogwashnd)\
**Replies:** 4\
**Last updated:** [January 22, 2021, 7:21pm UTC](https://forums.unrealengine.com/t/my-static-shadows-are-low-resolution/477598 "2021-01-22T19:21:19Z")

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When I build my lighting the shadows (static) are blocky see the picture below. The overridden shadow resolution is 1028. I have not been having this problem in other projects but now my mesh is handmade and over 100…

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## [BSP Geometry does not cast shadow when ray tracing enabled](https://forums.unrealengine.com/t/bsp-geometry-does-not-cast-shadow-when-ray-tracing-enabled/476712)

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**Author:** [@GG\_YOUCANYOUUP](https://forums.unrealengine.com/u/GG_YOUCANYOUUP)\
**Replies:** 1\
**Last updated:** [January 9, 2021, 5:10pm UTC](https://forums.unrealengine.com/t/bsp-geometry-does-not-cast-shadow-when-ray-tracing-enabled/476712 "2021-01-09T17:10:05Z")

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I’m learning UE4 and following a tutorial that uses BSP geometries to build stuff. I found the BSP object will not cast shadows when ray tracing enabled. The following is Ver. 4.26.0 w/o RT (has shadow) 4.26.0 w/ RT,…

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## [No shadows on foliage](https://forums.unrealengine.com/t/no-shadows-on-foliage/447562)

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**Author:** [@TheSubZer0](https://forums.unrealengine.com/u/TheSubZer0)\
**Replies:** 4\
**Last updated:** [January 6, 2021, 9:35am UTC](https://forums.unrealengine.com/t/no-shadows-on-foliage/447562 "2021-01-06T09:35:01Z")

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foliage is not projecting shadows at all. I’ve tried to recompile the lighting, but my scenery is so giant that I waited more than 48 hours and didn’t go out of 0%, so I gave up. For now I’ve left my directional light i…

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## [There are no shadows appearing on my main player character (which is a ball) when I click play.](https://forums.unrealengine.com/t/there-are-no-shadows-appearing-on-my-main-player-character-which-is-a-ball-when-i-click-play/476399)

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**Author:** [@xXSonOfWarXx](https://forums.unrealengine.com/u/xXSonOfWarXx)\
**Replies:** 0\
**Last updated:** [December 28, 2020, 9:35am UTC](https://forums.unrealengine.com/t/there-are-no-shadows-appearing-on-my-main-player-character-which-is-a-ball-when-i-click-play/476399 "2020-12-28T09:35:19Z")

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I am trying to create a game where the main character is a ball and there is no shadowing at all on the player character. I have directional lighting on for both the mesh of the ball and from the sunlight itself. I have …

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## [Deformed shadows after lighting build](https://forums.unrealengine.com/t/deformed-shadows-after-lighting-build/474401)

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**Author:** [@Noobcreator03](https://forums.unrealengine.com/u/Noobcreator03)\
**Replies:** 12\
**Last updated:** [November 25, 2020, 1:09pm UTC](https://forums.unrealengine.com/t/deformed-shadows-after-lighting-build/474401 "2020-11-25T13:09:07Z")

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I have this weird issue where the editor seems to have problems drawing the mesh’ shadow when I build the level, at first, it looks normal but after I build the level, the shadows are deformed, I wonder if anyone could h…

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## [Shadow Bleeding and unable to fix..](https://forums.unrealengine.com/t/shadow-bleeding-and-unable-to-fix/469592)

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**Author:** [@IntaxQ](https://forums.unrealengine.com/u/IntaxQ)\
**Replies:** 1\
**Last updated:** [August 11, 2020, 6:10pm UTC](https://forums.unrealengine.com/t/shadow-bleeding-and-unable-to-fix/469592 "2020-08-11T18:10:51Z")

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Hi, I watch Youtube videos of Epic about lighting, and surfed a little on web, but I never able to fit settings to fix my shadow bleed problem. I am using modular pieces, only using skylight (interior + top down conc…

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## [Static mesh has a shadow on the inside](https://forums.unrealengine.com/t/static-mesh-has-a-shadow-on-the-inside/468444)

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**Author:** [@BluAstronaut](https://forums.unrealengine.com/u/BluAstronaut)\
**Replies:** 1\
**Last updated:** [July 21, 2020, 8:01am UTC](https://forums.unrealengine.com/t/static-mesh-has-a-shadow-on-the-inside/468444 "2020-07-21T08:01:03Z")

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## [HLOD Groups' Shadows Pop Up](https://forums.unrealengine.com/t/hlod-groups-shadows-pop-up/467774)

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**Author:** [@berke822](https://forums.unrealengine.com/u/berke822)\
**Replies:** 2\
**Last updated:** [July 7, 2020, 6:18am UTC](https://forums.unrealengine.com/t/hlod-groups-shadows-pop-up/467774 "2020-07-07T06:18:37Z")

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Hello, After creating the HLOD groups, we came to realize that the shadows of the groups are disappearing after certain proximity. Does anyone have any idea why that happens? Please see the images below:!\[alt text\]\[1\] …

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## [Weird shadows on table mesh](https://forums.unrealengine.com/t/weird-shadows-on-table-mesh/466029)

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**Author:** [@starbeam14](https://forums.unrealengine.com/u/starbeam14)\
**Replies:** 2\
**Last updated:** [May 31, 2020, 2:16pm UTC](https://forums.unrealengine.com/t/weird-shadows-on-table-mesh/466029 "2020-05-31T14:16:14Z")

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303249- \]\[1\] As you can see, there are weird shadows on the corners of the table. What can I do?

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## [Shadow resolution doenst match lightmap density](https://forums.unrealengine.com/t/shadow-resolution-doenst-match-lightmap-density/465339)

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**Author:** [@DAVENOVAK](https://forums.unrealengine.com/u/DAVENOVAK)\
**Replies:** 11\
**Last updated:** [May 19, 2020, 5:56pm UTC](https://forums.unrealengine.com/t/shadow-resolution-doenst-match-lightmap-density/465339 "2020-05-19T17:56:30Z")

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At first picture there are pixelated low resolution shadows, but they arent suppose to look like this, I want clean hi-res shadows. All my lights and meshes are set to static. Lightmap density looks completly fine (its i…

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## ["The actor is so big that it creates a pre-shadow and there would be a loss of performance"(Be cast shadow has set to false)"](https://forums.unrealengine.com/t/the-actor-is-so-big-that-it-creates-a-pre-shadow-and-there-would-be-a-loss-of-performance-be-cast-shadow-has-set-to-false/460536)

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**Author:** [@TheSubZer0](https://forums.unrealengine.com/u/TheSubZer0)\
**Replies:** 3\
**Last updated:** [January 13, 2020, 11:00pm UTC](https://forums.unrealengine.com/t/the-actor-is-so-big-that-it-creates-a-pre-shadow-and-there-would-be-a-loss-of-performance-be-cast-shadow-has-set-to-false/460536 "2020-01-13T23:00:46Z")

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I am working with a very large static mesh (spacecraft) and its shadow was working properly and performance was great, until it suddenly happens when I open the editor again and in the note output this message (which is …

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## [Odd Shadowing with Static Lighting](https://forums.unrealengine.com/t/odd-shadowing-with-static-lighting/424824)

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**Author:** [@Austinlele](https://forums.unrealengine.com/u/Austinlele)\
**Replies:** 4\
**Last updated:** [November 28, 2019, 4:02pm UTC](https://forums.unrealengine.com/t/odd-shadowing-with-static-lighting/424824 "2019-11-28T16:02:52Z")

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Hey! After baking static directional lighting I am getting odd shadow spots on my meshes. I also have a static skylight involved. How can I rid myself of these odd shadows?? Here is a screenshot: As you can see the…

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## [Cast shadow problem](https://forums.unrealengine.com/t/cast-shadow-problem/458838)

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**Author:** [@Vesol](https://forums.unrealengine.com/u/Vesol)\
**Replies:** 8\
**Last updated:** [November 27, 2019, 6:57pm UTC](https://forums.unrealengine.com/t/cast-shadow-problem/458838 "2019-11-27T18:57:52Z")

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Hello. As you can see in a screenshot 1, light falls on the side of the box, and a line of light appears along the back wall of the box. I tried using contact shadows length, but as soon as the camera looks at objects fr…

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## [Baked shadows disabled when showing actors](https://forums.unrealengine.com/t/baked-shadows-disabled-when-showing-actors/458159)

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**Author:** [@KiemLeNet](https://forums.unrealengine.com/u/KiemLeNet)\
**Replies:** 0\
**Last updated:** [November 7, 2019, 11:44pm UTC](https://forums.unrealengine.com/t/baked-shadows-disabled-when-showing-actors/458159 "2019-11-07T23:44:01Z")

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Hi, I split my (big) map into two levels. One level with all the actors I want lightmaps for (the playable area) and another level with all the actors that don’t need lightmaps. This is what I get after the lighting Bu…

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## [Skylight shadows no smoothness](https://forums.unrealengine.com/t/skylight-shadows-no-smoothness/457686)

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**Author:** [@JonathanCDev](https://forums.unrealengine.com/u/JonathanCDev)\
**Replies:** 7\
**Last updated:** [October 29, 2019, 1:13am UTC](https://forums.unrealengine.com/t/skylight-shadows-no-smoothness/457686 "2019-10-29T01:13:04Z")

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How do i fix this shadow roughness? wtih my lightmass setting this shouldn’t be happening.

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## [How To Fix Static Light Shadows?](https://forums.unrealengine.com/t/how-to-fix-static-light-shadows/456615)

<div class="topic-metadata">

**Author:** [@eduniga](https://forums.unrealengine.com/u/eduniga)\
**Replies:** 2\
**Last updated:** [October 10, 2019, 4:13pm UTC](https://forums.unrealengine.com/t/how-to-fix-static-light-shadows/456615 "2019-10-10T16:13:07Z")

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Hello, I’ve always had trouble using static light because I always get weird shadows and end up using stationary lights exclusively. Why exactly do I get bad shadows with really jagged edges? I’ll post pictures.

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## [LightmassImportanceVolume Casting Shadows](https://forums.unrealengine.com/t/lightmassimportancevolume-casting-shadows/453881)

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**Author:** [@Doctor\_Kannon](https://forums.unrealengine.com/u/Doctor_Kannon)\
**Replies:** 0\
**Last updated:** [August 15, 2019, 2:53am UTC](https://forums.unrealengine.com/t/lightmassimportancevolume-casting-shadows/453881 "2019-08-15T02:53:43Z")

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Hello, It seems the LightmassImportanceVolume is casting shadows on the landscape. The shadow falls at the edge of the original landscape, which was approximately the size of the original LMIV. With World Compositi…

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## [Strange Shadow on Object](https://forums.unrealengine.com/t/strange-shadow-on-object/451036)

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**Author:** [@AlexusLexus](https://forums.unrealengine.com/u/AlexusLexus)\
**Replies:** 0\
**Last updated:** [June 21, 2019, 1:34pm UTC](https://forums.unrealengine.com/t/strange-shadow-on-object/451036 "2019-06-21T13:34:24Z")

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Whenever this blue object is lying on the ground this strange shadow appears. It doesn’t matter if there is another object in front of it that can cast shadow or not this shadow just appears.

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## [Lightmap too large despite no static shadows set on foliage](https://forums.unrealengine.com/t/lightmap-too-large-despite-no-static-shadows-set-on-foliage/414176)

<div class="topic-metadata">

**Author:** [@Tooroo](https://forums.unrealengine.com/u/Tooroo)\
**Replies:** 1\
**Last updated:** [May 20, 2019, 4:03am UTC](https://forums.unrealengine.com/t/lightmap-too-large-despite-no-static-shadows-set-on-foliage/414176 "2019-05-20T04:03:08Z")

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Hey guys, The log under Lighting Results states: “InstancedFoliageActor\_0 The total lightmap size for this InstancedStaticMeshComponent is large, consider reducing the component’s lightmap resolution or number of mesh …

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