# \#static-lights **URL:** https://forums.unrealengine.com/tag/static-lights/9883.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Lightmass fails to build on Apple Silicon Macs in UE 5.6+ when Embree is enabled. ](https://forums.unrealengine.com/t/lightmass-fails-to-build-on-apple-silicon-macs-in-ue-5-6-when-embree-is-enabled/2736545)
**Author:** [@magnuslonngi](https://forums.unrealengine.com/u/magnuslonngi)\ **Replies:** 0\ **Last updated:** [July 18, 2026, 1:12am UTC](https://forums.unrealengine.com/t/lightmass-fails-to-build-on-apple-silicon-macs-in-ue-5-6-when-embree-is-enabled/2736545 "2026-07-18T01:12:32Z")
Summary On Apple Silicon Macs, static lighting builds consistently fail in Unreal Engine 5.6, 5.7, and 5.8 when Embree is enabled. The same project builds successfully in Unreal Engine 5.5.4. Disabling Embree by adding … --- ## [Movable objects turning black when using static lights](https://forums.unrealengine.com/t/movable-objects-turning-black-when-using-static-lights/2723673)
**Author:** [@Divyanshu](https://forums.unrealengine.com/u/Divyanshu)\ **Replies:** 1\ **Last updated:** [May 22, 2026, 6:38am UTC](https://forums.unrealengine.com/t/movable-objects-turning-black-when-using-static-lights/2723673 "2026-05-22T06:38:04Z")
Hello everyone, I am making a horror indoor game in which I am using static lights, but when I am placing the door actors, the frame of the door, which is assigned static, is being lit correctly, but the movable door mes… --- ## [Certain static lights not casting light on actors ](https://forums.unrealengine.com/t/certain-static-lights-not-casting-light-on-actors/2702790)
**Author:** [@MonsterDogmeat](https://forums.unrealengine.com/u/MonsterDogmeat)\ **Replies:** 6\ **Last updated:** [March 4, 2026, 11:56pm UTC](https://forums.unrealengine.com/t/certain-static-lights-not-casting-light-on-actors/2702790 "2026-03-04T23:56:46Z")
After combing through what i could, and I cant seem to find anyone else with this issue. Im here. In my world, i have static, baked lights casting lights and shadows on actors and my sprites. No Lumen, no Nanite + Virtu… --- ## [Issue with stationary assets in baked lighting](https://forums.unrealengine.com/t/issue-with-stationary-assets-in-baked-lighting/2667293)
**Author:** [@Immerserus](https://forums.unrealengine.com/u/Immerserus)\ **Replies:** 3\ **Last updated:** [October 22, 2025, 7:13pm UTC](https://forums.unrealengine.com/t/issue-with-stationary-assets-in-baked-lighting/2667293 "2025-10-22T19:13:14Z")
I’m working in this archviz project for mobile and i’m having this issue that this door, and others inside the project that are stationary assets as well, are darker than they should be, supposed to be white, and their h… --- ## [Static Lighting for Level Desing](https://forums.unrealengine.com/t/static-lighting-for-level-desing/2666906)
**Author:** [@VAG.3D](https://forums.unrealengine.com/u/VAG.3D)\ **Replies:** 0\ **Last updated:** [October 20, 2025, 12:44pm UTC](https://forums.unrealengine.com/t/static-lighting-for-level-desing/2666906 "2025-10-20T12:44:08Z")
Hi! My name is Víctor and I’m developing an interior, office level in Unreal 5. My level is composed of 5 small different spaces. With a lot of many different STATIC lights. No dynamic light, skylight or fog system. I’… --- ## [Performance Hit Fixing Unbuilt Light Interactions in VR Level](https://forums.unrealengine.com/t/performance-hit-fixing-unbuilt-light-interactions-in-vr-level/2657461)
**Author:** [@XxpiingyxX](https://forums.unrealengine.com/u/XxpiingyxX)\ **Replies:** 1\ **Last updated:** [September 17, 2025, 2:08pm UTC](https://forums.unrealengine.com/t/performance-hit-fixing-unbuilt-light-interactions-in-vr-level/2657461 "2025-09-17T14:08:29Z")
Hello! ▶ Project notes TLDR: In a VR PC project with static lighting, unbuilt light warnings remained due to skeletal meshes marked Movable under Static parents in blueprints. Fixing it by making parents Movable remove… --- ## [Lightbake not saving](https://forums.unrealengine.com/t/lightbake-not-saving/2655099)
**Author:** [@XxpiingyxX](https://forums.unrealengine.com/u/XxpiingyxX)\ **Replies:** 0\ **Last updated:** [September 9, 2025, 2:49pm UTC](https://forums.unrealengine.com/t/lightbake-not-saving/2655099 "2025-09-09T14:49:46Z")
Hi! I have this warning saying “Lightning needs to be rebuilt (X unbuilt objects)”. But when I build the light, save the new changes and then close level to reopen it, the warning pops up again. Does anyone know what I… --- ## [Custom shadow for baked lighting?](https://forums.unrealengine.com/t/custom-shadow-for-baked-lighting/2639718)
**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")
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… --- ## [Strange volumetric lightmp behavior](https://forums.unrealengine.com/t/strange-volumetric-lightmp-behavior/2625895)
**Author:** [@MykhailKozak](https://forums.unrealengine.com/u/MykhailKozak)\ **Replies:** 2\ **Last updated:** [August 1, 2025, 9:36pm UTC](https://forums.unrealengine.com/t/strange-volumetric-lightmp-behavior/2625895 "2025-08-01T21:36:17Z")
Presently on UE 5.6 with a static lighting project testing out lighting techinques. Currently when baking however, lights seem to show through to the other side of the light source, this even happens in mid air where it … --- ## [GPU Lightmass support for RX7000/RDNA3 GPU's](https://forums.unrealengine.com/t/gpu-lightmass-support-for-rx7000-rdna3-gpus/2450307)
**Author:** [@stormergames001](https://forums.unrealengine.com/u/stormergames001)\ **Replies:** 0\ **Last updated:** [April 10, 2025, 9:33pm UTC](https://forums.unrealengine.com/t/gpu-lightmass-support-for-rx7000-rdna3-gpus/2450307 "2025-04-10T21:33:22Z")
My question is simple, what are the known issues/compatibility for GPU lightmass lightmap baking with AMD RX7000/RDNA3 GPU’s? I am using an RX 7900 XTX and I have had zero success with baking light maps through GPU light… --- ## [Weird super low resolution dynamic shadow with static lighting](https://forums.unrealengine.com/t/weird-super-low-resolution-dynamic-shadow-with-static-lighting/2154294)
**Author:** [@roberteker](https://forums.unrealengine.com/u/roberteker)\ **Replies:** 2\ **Last updated:** [December 2, 2024, 3:24pm UTC](https://forums.unrealengine.com/t/weird-super-low-resolution-dynamic-shadow-with-static-lighting/2154294 "2024-12-02T15:24:33Z")
This is using a single stationary light in the scene, baked production quality and distance field off wherever I could find it: Anyone know what that is? I’m moving a movable mesh near a static one, which to me appe… --- ## [Why does my baked lighting look so flat?](https://forums.unrealengine.com/t/why-does-my-baked-lighting-look-so-flat/2154335)
**Author:** [@roberteker](https://forums.unrealengine.com/u/roberteker)\ **Replies:** 3\ **Last updated:** [November 27, 2024, 1:45pm UTC](https://forums.unrealengine.com/t/why-does-my-baked-lighting-look-so-flat/2154335 "2024-11-27T13:45:08Z")
This is already baked with production quality, but it feels as if it’s basically on or off, so ambiance at all… anyone know why? Is it the HDRIBackdrop plug-in which breaks things or? --- ## [Access static lighting information from c++](https://forums.unrealengine.com/t/access-static-lighting-information-from-c/404631)
**Author:** [@Bellian](https://forums.unrealengine.com/u/Bellian)\ **Replies:** 1\ **Last updated:** [November 26, 2024, 8:46am UTC](https://forums.unrealengine.com/t/access-static-lighting-information-from-c/404631 "2024-11-26T08:46:44Z")
Hi, I want to know if it is possible to access the static lighting information of a StaticMeshComponent in the scene. The idea was to try to detect completely occluded objects by evaluating the computed lighting inform… --- ## [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)
**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")
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.… --- ## [Which UVs are better for light maps?](https://forums.unrealengine.com/t/which-uvs-are-better-for-light-maps/1719010)
**Author:** [@VertexMachine](https://forums.unrealengine.com/u/VertexMachine)\ **Replies:** 3\ **Last updated:** [February 28, 2024, 10:11pm UTC](https://forums.unrealengine.com/t/which-uvs-are-better-for-light-maps/1719010 "2024-02-28T22:11:32Z")
A or B? Do I sacriface texel density or continuity? --- ## [Prevent Point Light affecting Volumetric Fog?](https://forums.unrealengine.com/t/prevent-point-light-affecting-volumetric-fog/445511)
**Author:** [@AliceHalley](https://forums.unrealengine.com/u/AliceHalley)\ **Replies:** 3\ **Last updated:** [December 19, 2023, 7:47am UTC](https://forums.unrealengine.com/t/prevent-point-light-affecting-volumetric-fog/445511 "2023-12-19T07:47:21Z")
I am using volumetric fog in my scene. It catches the sun-rays nicely as they stream into my cave like environment. However, I am using point-lights in places in order to catch the edges of certain meshes, as my game is … --- ## [半透明オブジェクトの影のキャスト](https://forums.unrealengine.com/t/topic/444225)
**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")
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… --- ## [Why my Static Shadows Disapeard in Play Mode?](https://forums.unrealengine.com/t/why-my-static-shadows-disapeard-in-play-mode/730003)
**Author:** [@Calvache112](https://forums.unrealengine.com/u/Calvache112)\ **Replies:** 2\ **Last updated:** [September 13, 2023, 4:03am UTC](https://forums.unrealengine.com/t/why-my-static-shadows-disapeard-in-play-mode/730003 "2023-09-13T04:03:05Z")
I’m using a Stationary Light and when I enter in play mode the Shadows disapeard. --- ## [Build Lighting Not Working?! (BUG?)](https://forums.unrealengine.com/t/build-lighting-not-working-bug/758854)
**Author:** [@DELGOODIE](https://forums.unrealengine.com/u/DELGOODIE)\ **Replies:** 4\ **Last updated:** [September 8, 2023, 12:00pm UTC](https://forums.unrealengine.com/t/build-lighting-not-working-bug/758854 "2023-09-08T12:00:04Z")
So built static lights are not working when I play the game. Here are my details: Nanite Disabled Lumen Disabled (using None for GI) Virtualized Textures enabled Virtualized Textures for Lightmaps enabled Force No Pre-… --- ## [incorrect shadows on a static mesh](https://forums.unrealengine.com/t/incorrect-shadows-on-a-static-mesh/1215904)
**Author:** [@ma-ks2](https://forums.unrealengine.com/u/ma-ks2)\ **Replies:** 1\ **Last updated:** [July 1, 2023, 6:53am UTC](https://forums.unrealengine.com/t/incorrect-shadows-on-a-static-mesh/1215904 "2023-07-01T06:53:28Z")
Please tell me where these shadows come from on a flat surface. There is a lightmap uv on the left --- ## [Combining Lumen & Static light(maps) would be amazing!](https://forums.unrealengine.com/t/combining-lumen-static-light-maps-would-be-amazing/692082)
**Author:** [@Virtuality](https://forums.unrealengine.com/u/Virtuality)\ **Replies:** 28\ **Last updated:** [June 23, 2023, 3:05pm UTC](https://forums.unrealengine.com/t/combining-lumen-static-light-maps-would-be-amazing/692082 "2023-06-23T15:05:28Z")
So I found \ post refering to a \ where @DanielWright concluded that combining static lights and lumen was not a useful combination… I just wanted to throw my 2 cents into this discussion. Currently wit… --- ## [Stationnary Light max number and overlap](https://forums.unrealengine.com/t/stationnary-light-max-number-and-overlap/1179344)
**Author:** [@Elites94](https://forums.unrealengine.com/u/Elites94)\ **Replies:** 0\ **Last updated:** [May 26, 2023, 2:15pm UTC](https://forums.unrealengine.com/t/stationnary-light-max-number-and-overlap/1179344 "2023-05-26T14:15:59Z")
Hello, I am facing an issue in my game. This is a city, with some houses, NPC, and a sky system (UltraDynamicSky). My lights in UDS are movable (both Sky and Sun). For the inside of my house, in each house I use a sta… --- ## [All meshes turn black after lighting build](https://forums.unrealengine.com/t/all-meshes-turn-black-after-lighting-build/1084462)
**Author:** [@SeapVis](https://forums.unrealengine.com/u/SeapVis)\ **Replies:** 8\ **Last updated:** [April 18, 2023, 8:59am UTC](https://forums.unrealengine.com/t/all-meshes-turn-black-after-lighting-build/1084462 "2023-04-18T08:59:46Z")
Hi, I have a problem with static lighting build, as the title says all of my meshes turn black after building. This is a screenshot of my editor when my lights are set to Stationary: And this is what I got after li… --- ## [Static Light change color when baked light](https://forums.unrealengine.com/t/static-light-change-color-when-baked-light/792257)
**Author:** [@Tanja\_Visual](https://forums.unrealengine.com/u/Tanja_Visual)\ **Replies:** 1\ **Last updated:** [March 17, 2023, 12:42pm UTC](https://forums.unrealengine.com/t/static-light-change-color-when-baked-light/792257 "2023-03-17T12:42:27Z")
Hi! I have point lights where i want as colored light, the project is in VR so i want them as Static and I have forward render. But when I bake the light both in preview and medium the light that gets on the wall turns … --- ## [So UE5 Lumen is not archviz(interior design) friendly??](https://forums.unrealengine.com/t/so-ue5-lumen-is-not-archviz-interior-design-friendly/758158)
**Author:** [@leoletsrock](https://forums.unrealengine.com/u/leoletsrock)\ **Replies:** 5\ **Last updated:** [January 30, 2023, 6:26pm UTC](https://forums.unrealengine.com/t/so-ue5-lumen-is-not-archviz-interior-design-friendly/758158 "2023-01-30T18:26:09Z")
Hi All, Creating this post to discuss the lighting method for Archviz(inteiror). Lights with their Mobility set to Static are not supported because Static Lights are stored completely in lightmaps and their contributi… --- ## [Why does static lightning is disappear when I'm trying to build it?](https://forums.unrealengine.com/t/why-does-static-lightning-is-disappear-when-im-trying-to-build-it/747977)
**Author:** [@Texn0krat](https://forums.unrealengine.com/u/Texn0krat)\ **Replies:** 2\ **Last updated:** [January 12, 2023, 5:56pm UTC](https://forums.unrealengine.com/t/why-does-static-lightning-is-disappear-when-im-trying-to-build-it/747977 "2023-01-12T17:56:22Z")
Hello. I have 3 light sources in my scene (stationary sky light, stationary directional light, static point light). When I’m trying to build lightning with that scene I’m getting this: Seems like my point light is… --- ## [How to provide optimized lighting with Lumen and no static lights](https://forums.unrealengine.com/t/how-to-provide-optimized-lighting-with-lumen-and-no-static-lights/734600)
**Author:** [@Clinker](https://forums.unrealengine.com/u/Clinker)\ **Replies:** 4\ **Last updated:** [December 25, 2022, 9:52am UTC](https://forums.unrealengine.com/t/how-to-provide-optimized-lighting-with-lumen-and-no-static-lights/734600 "2022-12-25T09:52:38Z")
Hello everyone, I have a question about new Lumen technology and lighting optimizations. I realized static lights could not be used while Lumen is active. So I have to use stationary and movable lights. When I tried … --- ## [How to callibrate static lighting with movable objects?](https://forums.unrealengine.com/t/how-to-callibrate-static-lighting-with-movable-objects/420842)
**Author:** [@SmartPolygon](https://forums.unrealengine.com/u/SmartPolygon)\ **Replies:** 5\ **Last updated:** [October 16, 2022, 10:15pm UTC](https://forums.unrealengine.com/t/how-to-callibrate-static-lighting-with-movable-objects/420842 "2022-10-16T22:15:22Z")
Finally I decided to post this question that has been bothering me for a while. I’ve always had problems to equalize brightness of baked and movable/unbaked objects. I’ve created already: LightmassCharacterIndirectDe… --- ## [Static lights disappear after baking?](https://forums.unrealengine.com/t/static-lights-disappear-after-baking/385234)
**Author:** [@SamirDuran](https://forums.unrealengine.com/u/SamirDuran)\ **Replies:** 8\ **Last updated:** [August 20, 2022, 1:17am UTC](https://forums.unrealengine.com/t/static-lights-disappear-after-baking/385234 "2022-08-20T01:17:57Z")
Hey there! I have problem with my lights building. I’ve both static and stationary lights in the scene. All the stationary lights are baking fine, but static lights do not at all like they’ve never exist. I’ve read all … --- ## [UE4.27 No Static light when baking](https://forums.unrealengine.com/t/ue4-27-no-static-light-when-baking/518143)
**Author:** [@efwfew](https://forums.unrealengine.com/u/efwfew)\ **Replies:** 11\ **Last updated:** [April 7, 2022, 6:48pm UTC](https://forums.unrealengine.com/t/ue4-27-no-static-light-when-baking/518143 "2022-04-07T18:48:59Z")
Hey everyone, I know UE5 just released but I have a project i’m finishing on 4.27. It seems to be a common issue online and i’ve yet to find a solution, I was wondering if it’s a bug or something on my end. Basically w… [Next page](https://forums.unrealengine.com/tag/static-lights/9883.md?match_all_tags=true&page=1&tags%5B%5D=static-lights)