Rendering

Topic	Replies	Views	Activity
Lumen GI and Reflections feedback thread Lumen , unreal-engine , Staff-Pick-UE Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…	2343	142615	February 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15395	November 17, 2021
Texture Pop between camera cuts using Sequencer question , unreal-engine , Epic-Pro-Support	18	322	February 27, 2026
Forward shading missing dynamic shadows for dynamic-only shadowed stationary lights unreal-engine	3	3302	February 27, 2026
Rendering problems – what am I doing wrong? question , twinmotion	0	1	February 27, 2026
Nanite Voxelization is Noisy Nanite , Foliage , unreal-engine , noise , voxel	2	12	February 27, 2026
Help Needed - Substrate Glass Appearing differently between Preview and Scene question , unreal-engine , glass , Substrate	0	6	February 27, 2026
Movable mesh not casting shadows from stationary light (Unreal 5.3.2 and 5.4 source) unreal-engine , baked-lighting , gpu-lightmass	2	338	February 27, 2026
exact 'first person: world space representation' requirements? question , unreal-engine	7	86	February 26, 2026
Fix GPU crash in ScreenProbeCompositeTracesWithScatterCS LumenScreenProbeGather question , unreal-engine , Epic-Pro-Support	6	53	February 26, 2026
Prevent rendering stop when headset is not worn (Oculus) VR , question , Rendering , unreal-engine , Render , oculus-vr	9	1220	February 26, 2026
Intermittent D3D12 UniformBuffer Access Violation Crash in UE 5.5.4 Packaged Builds question , crash , unreal-engine	5	487	February 26, 2026
Changing the camera perspective for video mapping project question , unreal-engine	0	6	February 26, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	5	146	February 26, 2026
Raytracing Shadow Falloff Distance, adjustable? UE4-26 , unreal-engine	13	3986	February 25, 2026
Epic's GPUlightmass unreal-engine	846	70791	February 25, 2026
Render settings RTX 3070 question , unreal-engine	1	11	February 25, 2026
Render and timeline question , unreal-engine , Render	0	10	February 25, 2026
[Material] How to achieve stylized edge highlighting automagically question , Shaders , unreal-engine	2	840	February 25, 2026
Nanite on Landscape Breaks Landscape Spline Meshes on 5.6 Nanite , question , Landscape , Rendering , landscape-splines , unreal-engine	1	14	February 25, 2026
DumpGpu Open Empty question , unreal-engine	2	64	February 25, 2026
Streaming Method wont turn on with texture. unreal-engine	4	1971	February 25, 2026
Niagara VFX and Nanite Mesh Render unreal-engine	0	13	February 25, 2026
Niagara Mesh Rendering - Nanite path question , unreal-engine , Epic-Pro-Support	4	151	February 25, 2026
Rectangular Light Affecting Objects Behind It in UE5 – Need Help question , Rendering , unreal-engine	4	150	February 25, 2026
Motion blur produces artifacts in first person question , unreal-engine	12	752	February 25, 2026
Find Collision UV node doesn't work Blueprint , question , nodes , uv , unreal-engine , line-trace	20	7975	February 24, 2026
How do I remove TAA jitter in global shader? question , Shaders , Anti-Aliasing , unreal-engine , shader , Global-Shaders	0	21	February 24, 2026
Megalights issue: glitter/sparkle effect in 5.7.3 on unlit materials and collision edges. Any solution? question , bug-report , unreal-engine	9	74	February 24, 2026
Flour poured in a bowl Niagara question , unreal-engine	1	20	February 24, 2026

Lumen GI and Reflections feedback thread

Lumen , unreal-engine , Staff-Pick-UE

Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…