# \#stationary-light

**URL:** https://forums.unrealengine.com/tag/stationary-light/1535.md

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## [CPU Lightmass UE 5.8](https://forums.unrealengine.com/t/cpu-lightmass-ue-5-8/2729372)

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**Author:** [@apfelbaum](https://forums.unrealengine.com/u/apfelbaum)\
**Replies:** 3\
**Last updated:** [August 26, 2026, 3:00pm UTC](https://forums.unrealengine.com/t/cpu-lightmass-ue-5-8/2729372 "2026-08-26T15:00:48Z")

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Summary CPU Lightmass is broken. Skylight bounce is not working on static meshes as well as clear coat enabled materials dont have skylight occlusion. this affects legacy as well as substrate materials. The name of the …

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## [Shadows from Stationary Directional light not affects skeletal meshes mobile](https://forums.unrealengine.com/t/shadows-from-stationary-directional-light-not-affects-skeletal-meshes-mobile/472000)

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**Author:** [@JenAnty](https://forums.unrealengine.com/u/JenAnty)\
**Replies:** 4\
**Last updated:** [June 7, 2024, 10:04am UTC](https://forums.unrealengine.com/t/shadows-from-stationary-directional-light-not-affects-skeletal-meshes-mobile/472000 "2024-06-07T10:04:32Z")

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Baked light dont affect skeletal meshes. Ive created a scene with only directional light, parameters are visible on screenshots. No skylight or post process. Mobile HDR is on in project settings. I need stationary light…

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## [Movable Objects Not Receiving Shadows From Stationary Light](https://forums.unrealengine.com/t/movable-objects-not-receiving-shadows-from-stationary-light/393884)

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**Author:** [@rujuro](https://forums.unrealengine.com/u/rujuro)\
**Replies:** 10\
**Last updated:** [March 7, 2024, 7:29pm UTC](https://forums.unrealengine.com/t/movable-objects-not-receiving-shadows-from-stationary-light/393884 "2024-03-07T19:29:23Z")

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I am having a really tough time figuring this out. For some reason my stationary spotlight is not casting a shadow onto a movable object. The movable object is properly casting a dynamic shadow, but it is not receiving t…

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## [Stationary light sometimes gives light squares in shadows on landscape](https://forums.unrealengine.com/t/stationary-light-sometimes-gives-light-squares-in-shadows-on-landscape/462555)

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**Author:** [@ClockworkOcean](https://forums.unrealengine.com/u/ClockworkOcean)\
**Replies:** 10\
**Last updated:** [March 5, 2024, 2:43am UTC](https://forums.unrealengine.com/t/stationary-light-sometimes-gives-light-squares-in-shadows-on-landscape/462555 "2024-03-05T02:43:21Z")

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Does anyone know why I have these weird squares appearing in the shadows on my landscape? Skylight and Directional are stationary. Landscape static lighting resolution is 16. Thanks.

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## [How do you effectively build stationary lights so as to not cause problems with Skeletal Meshes?](https://forums.unrealengine.com/t/how-do-you-effectively-build-stationary-lights-so-as-to-not-cause-problems-with-skeletal-meshes/279106)

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**Author:** [@fireapache](https://forums.unrealengine.com/u/fireapache)\
**Replies:** 9\
**Last updated:** [September 1, 2023, 3:32am UTC](https://forums.unrealengine.com/t/how-do-you-effectively-build-stationary-lights-so-as-to-not-cause-problems-with-skeletal-meshes/279106 "2023-09-01T03:32:42Z")

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Don’t know why but when I build lights all stationary lights start to behave strangely. I recorded a video of problem… Any idea of what’s going on? Thanks!

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## [How to turn on/off stationary lights to full darkness](https://forums.unrealengine.com/t/how-to-turn-on-off-stationary-lights-to-full-darkness/366005)

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**Author:** [@anonymous\_user\_4d782e3a](https://forums.unrealengine.com/u/anonymous_user_4d782e3a)\
**Replies:** 9\
**Last updated:** [February 14, 2023, 1:24pm UTC](https://forums.unrealengine.com/t/how-to-turn-on-off-stationary-lights-to-full-darkness/366005 "2023-02-14T13:24:48Z")

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Hello, I’m new in UE4 and I’m making an horror game for my final degree project. All my game occurs in one house, so one level, and I’m trying to make the house “very detailed” trying to achieve the P.T. or Allison road …

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## [Static lights disappear after baking?](https://forums.unrealengine.com/t/static-lights-disappear-after-baking/385234)

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**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")

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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 …

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## [Cascaded Shadow Settings Not Affecting Stationary Light?](https://forums.unrealengine.com/t/cascaded-shadow-settings-not-affecting-stationary-light/478919)

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**Author:** [@Myxsup](https://forums.unrealengine.com/u/Myxsup)\
**Replies:** 1\
**Last updated:** [February 17, 2021, 10:51am UTC](https://forums.unrealengine.com/t/cascaded-shadow-settings-not-affecting-stationary-light/478919 "2021-02-17T10:51:52Z")

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Hi, I’m using a stationary directional light and am trying to adjust its Cascaded Shadow Maps settings. I’m trying to set values for these settings: Dynamic Shadow Distance StationaryLight Num Dynamic Shadow Cascades D…

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## [Mobile Directional Light Shadow](https://forums.unrealengine.com/t/mobile-directional-light-shadow/335207)

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**Author:** [@GRADgr](https://forums.unrealengine.com/u/GRADgr)\
**Replies:** 4\
**Last updated:** [August 25, 2020, 3:32pm UTC](https://forums.unrealengine.com/t/mobile-directional-light-shadow/335207 "2020-08-25T15:32:19Z")

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Mobile Directional Light Shadow Problem Is it possible to have dynamic shadows on mobile with the most less expensive way? i Mean whats the settings to make it happen? can i use the stationary for direct lighting like …

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## [Large Movable Object in Interior Cannot Receive Stationary Spotlight](https://forums.unrealengine.com/t/large-movable-object-in-interior-cannot-receive-stationary-spotlight/459291)

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**Author:** [@anonymous\_user\_673d8d21](https://forums.unrealengine.com/u/anonymous_user_673d8d21)\
**Replies:** 0\
**Last updated:** [December 9, 2019, 6:30pm UTC](https://forums.unrealengine.com/t/large-movable-object-in-interior-cannot-receive-stationary-spotlight/459291 "2019-12-09T18:30:53Z")

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I placed a Movable default cube mesh (So this post is not about lightmap baking problem) in a static closed room mesh, and there’s a Stationary Spotlight as the only light source. As for now all things work fine like thi…

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## [Stationary light shadow problem](https://forums.unrealengine.com/t/stationary-light-shadow-problem/447754)

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**Author:** [@user\_02e2f46e2883f5544c041806bb5a814e0626469d0693d7e608512f](https://forums.unrealengine.com/u/user_02e2f46e2883f5544c041806bb5a814e0626469d0693d7e608512f)\
**Replies:** 1\
**Last updated:** [April 24, 2019, 4:21pm UTC](https://forums.unrealengine.com/t/stationary-light-shadow-problem/447754 "2019-04-24T16:21:44Z")

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The build has been completed using the statory light. But there’s a strange shadow. I tested points, rect, and spotlights. All three lights had the same problem. I thought that fog might be the problem, so I erased i…

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## [No baked shadows from stationary light?](https://forums.unrealengine.com/t/no-baked-shadows-from-stationary-light/413890)

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**Author:** [@elliotENGi](https://forums.unrealengine.com/u/elliotENGi)\
**Replies:** 2\
**Last updated:** [April 3, 2019, 10:55pm UTC](https://forums.unrealengine.com/t/no-baked-shadows-from-stationary-light/413890 "2019-04-03T22:55:13Z")

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Hi so up until now we’ve been working in a fully dynamic lighting environment for easier iteration time but now we’re looking at moving to baked lighting for the sake of performance. When I do a static lighting bake, ev…

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## [Stationary Lights Overlapping View Mode Always Overlapping](https://forums.unrealengine.com/t/stationary-lights-overlapping-view-mode-always-overlapping/444169)

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**Author:** [@davi211](https://forums.unrealengine.com/u/davi211)\
**Replies:** 0\
**Last updated:** [February 26, 2019, 9:29am UTC](https://forums.unrealengine.com/t/stationary-lights-overlapping-view-mode-always-overlapping/444169 "2019-02-26T09:29:09Z")

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Hello, For some reason my whole scene is read when I have stationary light overlapping on, I even deleted all my lights and is still on, I created a new level and is still read, the only difference is when I created a wh…

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## [Stationary point light and movable objects shadows](https://forums.unrealengine.com/t/stationary-point-light-and-movable-objects-shadows/443706)

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**Author:** [@Velu12](https://forums.unrealengine.com/u/Velu12)\
**Replies:** 1\
**Last updated:** [February 21, 2019, 5:29am UTC](https://forums.unrealengine.com/t/stationary-point-light-and-movable-objects-shadows/443706 "2019-02-21T05:29:46Z")

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It’s probably something simple, which i don’t understand yet, but there is something strange in my neighborhood. When i set point light to stationary and a crate for example, as movable, I’m getting weird things with it…

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## [Landscape Hole Casts Shadow On Static Geo](https://forums.unrealengine.com/t/landscape-hole-casts-shadow-on-static-geo/414203)

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**Author:** [@rujuro](https://forums.unrealengine.com/u/rujuro)\
**Replies:** 1\
**Last updated:** [February 14, 2019, 3:44am UTC](https://forums.unrealengine.com/t/landscape-hole-casts-shadow-on-static-geo/414203 "2019-02-14T03:44:33Z")

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Cutting a hole in the landscape and then lighting it with a stationary light results in the geo behind the hole acting as if the invisible geo of the hole was casting a shadow on it. To clarify, no light passes through t…

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## [Is there a way to limit the bounds of stationary directional lights?](https://forums.unrealengine.com/t/is-there-a-way-to-limit-the-bounds-of-stationary-directional-lights/278997)

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**Author:** [@tmek](https://forums.unrealengine.com/u/tmek)\
**Replies:** 4\
**Last updated:** [February 13, 2019, 6:06pm UTC](https://forums.unrealengine.com/t/is-there-a-way-to-limit-the-bounds-of-stationary-directional-lights/278997 "2019-02-13T18:06:31Z")

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I’m trying to maximize usage of stationary light overlap. Anytime you place a directional light in your world it is global and counts towards your stationary light overlap which seems a big waste to reduce stationary ma…

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## [Stationary lights breaks shadows if source length \> 100](https://forums.unrealengine.com/t/stationary-lights-breaks-shadows-if-source-length-100/441106)

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**Author:** [@DanielMo](https://forums.unrealengine.com/u/DanielMo)\
**Replies:** 1\
**Last updated:** [January 11, 2019, 4:26pm UTC](https://forums.unrealengine.com/t/stationary-lights-breaks-shadows-if-source-length-100/441106 "2019-01-11T16:26:17Z")

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Hi, stationary point lights create wrong shadows on movable/stationary objects if light source length exceeds a value of 100 (after bake). See gif for a better understanding. Why is that so (by design or possibly a bug)…

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## [Most efficient way to turn on and off many stationary lights at once](https://forums.unrealengine.com/t/most-efficient-way-to-turn-on-and-off-many-stationary-lights-at-once/440745)

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**Author:** [@X-perto](https://forums.unrealengine.com/u/X-perto)\
**Replies:** 2\
**Last updated:** [January 9, 2019, 1:59pm UTC](https://forums.unrealengine.com/t/most-efficient-way-to-turn-on-and-off-many-stationary-lights-at-once/440745 "2019-01-09T13:59:10Z")

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The title says it all. I have a level with about 150 stationary lights that I must turn on and off all at the same time. I see some simple ways of doing this but I’d like to know what’s correct way of doing something lik…

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## [Impossible to assign IES for static SpotLight](https://forums.unrealengine.com/t/impossible-to-assign-ies-for-static-spotlight/334645)

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**Author:** [@anonymous\_user\_5c950eb01](https://forums.unrealengine.com/u/anonymous_user_5c950eb01)\
**Replies:** 3\
**Last updated:** [January 2, 2019, 1:31pm UTC](https://forums.unrealengine.com/t/impossible-to-assign-ies-for-static-spotlight/334645 "2019-01-02T13:31:24Z")

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Steps to reproduce: Select SpotLight and make it as Static. As result Light Profiles → IES Texture combobox disabled. Change from Static to Stationary. IES Texture combobox became enabled. Assign IES texture Change fro…

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## [Permanent FPS Drop After turn 360 around stand still](https://forums.unrealengine.com/t/permanent-fps-drop-after-turn-360-around-stand-still/423657)

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**Author:** [@anonymous\_user\_71b31e23](https://forums.unrealengine.com/u/anonymous_user_71b31e23)\
**Replies:** 1\
**Last updated:** [November 29, 2018, 5:28pm UTC](https://forums.unrealengine.com/t/permanent-fps-drop-after-turn-360-around-stand-still/423657 "2018-11-29T17:28:02Z")

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I have the following trouble: I’m standing still in the game and I have stable 55 fps (on the testing spot). After a few seconds, I look around 360 degrees, and looks back the same testing spot, and my FPS drops down to …

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## [dynamic shadows faster then stationary shadows?](https://forums.unrealengine.com/t/dynamic-shadows-faster-then-stationary-shadows/370631)

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**Author:** [@anonymous\_user\_eeef1b0c1](https://forums.unrealengine.com/u/anonymous_user_eeef1b0c1)\
**Replies:** 2\
**Last updated:** [August 28, 2018, 1:25pm UTC](https://forums.unrealengine.com/t/dynamic-shadows-faster-then-stationary-shadows/370631 "2018-08-28T13:25:15Z")

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I am working on optimizing a VR project. The scene I am working with is containing a large city with a lot of buildings that are static, a few dynamic objects and there are 2 directional lights. Because I only animate …

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## [Light and light highlight/spec going through walls](https://forums.unrealengine.com/t/light-and-light-highlight-spec-going-through-walls/380384)

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**Author:** [@kurylo3d](https://forums.unrealengine.com/u/kurylo3d)\
**Replies:** 6\
**Last updated:** [June 12, 2018, 2:26am UTC](https://forums.unrealengine.com/t/light-and-light-highlight-spec-going-through-walls/380384 "2018-06-12T02:26:20Z")

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I have stationary lights Room A… and Room B should not be able to see light from them at all… But they do miraculously… no idea how to stop it… both lighting and spec highlight are seen… nothing visibile in the reflectio…

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## [Cast dynamic Shadows with Static Mesh](https://forums.unrealengine.com/t/cast-dynamic-shadows-with-static-mesh/420928)

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**Author:** [@Francis\_Lavergne](https://forums.unrealengine.com/u/Francis_Lavergne)\
**Replies:** 0\
**Last updated:** [March 26, 2018, 2:36pm UTC](https://forums.unrealengine.com/t/cast-dynamic-shadows-with-static-mesh/420928 "2018-03-26T14:36:41Z")

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Hi, I have a directional light set to stationary in my scene. All objects are set to static, except my trees which are set to movable, because I want them to cast dynamic shadows. However, I don’t want to use volumetri…

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## [How do I make landscape shadows look good with a Stationary light?](https://forums.unrealengine.com/t/how-do-i-make-landscape-shadows-look-good-with-a-stationary-light/390642)

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**Author:** [@anonymous\_user\_fca299ff](https://forums.unrealengine.com/u/anonymous_user_fca299ff)\
**Replies:** 2\
**Last updated:** [March 13, 2018, 4:36am UTC](https://forums.unrealengine.com/t/how-do-i-make-landscape-shadows-look-good-with-a-stationary-light/390642 "2018-03-13T04:36:16Z")

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Here’s my setup: Outdoor scene with the default Landscape resolution. I have a Stationary directional light for the sun, and a Static sky light. I have a lot of foliage that doesn’t cast a static shadow (worried about …

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## [How do I make foliage cast shadows from stationary point and spot lights?](https://forums.unrealengine.com/t/how-do-i-make-foliage-cast-shadows-from-stationary-point-and-spot-lights/415943)

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**Author:** [@anonymous\_user\_a830416f](https://forums.unrealengine.com/u/anonymous_user_a830416f)\
**Replies:** 0\
**Last updated:** [January 30, 2018, 7:54pm UTC](https://forums.unrealengine.com/t/how-do-i-make-foliage-cast-shadows-from-stationary-point-and-spot-lights/415943 "2018-01-30T19:54:15Z")

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I’m having some issues getting foliage meshes to cast shadows from stationary point/spotlights. They seems to cast a shadow from a stationary directional light just fine. Is there a setting I can use to enable this?

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## [Why do the inside of the light shades only pick up light when set to stationary or mobile?](https://forums.unrealengine.com/t/why-do-the-inside-of-the-light-shades-only-pick-up-light-when-set-to-stationary-or-mobile/410307)

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**Author:** [@pleyland](https://forums.unrealengine.com/u/pleyland)\
**Replies:** 5\
**Last updated:** [November 23, 2017, 8:52am UTC](https://forums.unrealengine.com/t/why-do-the-inside-of-the-light-shades-only-pick-up-light-when-set-to-stationary-or-mobile/410307 "2017-11-23T08:52:25Z")

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There are no moving lights in the scene, I want these downlighters to be static. When I set them to static and bake the lighting the interior of these lightshades goes dark as if there is no light inside of them. The onl…

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## [Stationary Light Functions](https://forums.unrealengine.com/t/stationary-light-functions/409691)

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**Author:** [@Z-enzyme](https://forums.unrealengine.com/u/Z-enzyme)\
**Replies:** 1\
**Last updated:** [November 15, 2017, 11:53am UTC](https://forums.unrealengine.com/t/stationary-light-functions/409691 "2017-11-15T11:53:30Z")

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Editor 4.17, forward rendering, stationary light functions don’t work unless I’ve got one dynamioc light with dynamic shadow cast or directional light casts shadows. Setup - 1 stationary directional light, one stationar…

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## [Stationary Lights not reaching the Overllap Limit, but Red Cross sign appearing](https://forums.unrealengine.com/t/stationary-lights-not-reaching-the-overllap-limit-but-red-cross-sign-appearing/389187)

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**Author:** [@anonymous\_user\_99fbc22d](https://forums.unrealengine.com/u/anonymous_user_99fbc22d)\
**Replies:** 7\
**Last updated:** [September 28, 2017, 11:05pm UTC](https://forums.unrealengine.com/t/stationary-lights-not-reaching-the-overllap-limit-but-red-cross-sign-appearing/389187 "2017-09-28T23:05:45Z")

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Hi, we’ve been receiving the Red Cross sign indicating that more than 4 stationary lights are overlapping, although, there is only 2 of them, or setup looks like this: A Stationary Directional Light: the sun Stationa…

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## [Dynamic Shadow from Stationary Point Light in Forward Renderer only partially visible after light bake](https://forums.unrealengine.com/t/dynamic-shadow-from-stationary-point-light-in-forward-renderer-only-partially-visible-after-light-bake/403809)

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**Author:** [@anonymous\_user\_b26118e51](https://forums.unrealengine.com/u/anonymous_user_b26118e51)\
**Replies:** 3\
**Last updated:** [September 7, 2017, 7:05pm UTC](https://forums.unrealengine.com/t/dynamic-shadow-from-stationary-point-light-in-forward-renderer-only-partially-visible-after-light-bake/403809 "2017-09-07T19:05:58Z")

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Before building light: After building light: Gif of behavior: 2017-09-05 16-10-43 GIF | Gfycat This only occurs in 4.17 with the forward renderer enabled, tried in 4.15 and 4.16 but the shadow works properly in …

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## [Spotlight's light occluded facing towards camera](https://forums.unrealengine.com/t/spotlights-light-occluded-facing-towards-camera/403320)

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**Author:** [@anonymous\_user\_ad34840a](https://forums.unrealengine.com/u/anonymous_user_ad34840a)\
**Replies:** 2\
**Last updated:** [August 30, 2017, 9:52pm UTC](https://forums.unrealengine.com/t/spotlights-light-occluded-facing-towards-camera/403320 "2017-08-30T21:52:54Z")

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I’m working on lighting a level for a game in which players use flash lights to navigate a backyard area at night. I’m using a movable directional light for the sun, and a movable skylight for ambient light. The issue I…

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