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…	2380	158036	June 26, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15897	November 17, 2021
UE5.4 MacOS Building Lighting consistantly failing - connection timeout? MAC , building-lighting , unreal-engine , internet	9	308	July 19, 2026
Constant "Resizing Virtual Texture Pools" message after upgrading project to 5.4 unreal-engine	35	23681	July 19, 2026
Epic's GPUlightmass unreal-engine	942	82029	July 19, 2026
Is there any way to use Constrain Aspect Ratio and Aspect Ratio Axis Constraint at the same time? Blueprint , question , viewport , unreal-engine	1	16	July 19, 2026
Are there currently any known issues with max draw distance? question , fortnite , unreal-editor-for-fortnite , fortnite-creative	0	2	July 18, 2026
Movie Render Graph Antialiasing issue question , Rendering , unreal-engine	8	36	July 18, 2026
MRQ vs MRG question , unreal-engine	6	38	July 17, 2026
Black geometry in mirror kaleidoscope with Lumen Reflections Lumen , Reflections , unreal-engine , mirror	1	27	July 17, 2026
Consistent GPU crash after upgrading to 5.8 unreal-engine	1	36	July 16, 2026
UE5 Hair becomes extremely bright near point light / campfire (Specular 0, Roughness 1 doesn't help) question , Rendering , skeletalmesh , unreal-engine	0	15	July 16, 2026
HLOD generate partial magenta/pink textures question , unreal-engine , Epic-Pro-Support	6	162	July 15, 2026
quest3 VR shows not the same as twinmotion viewport , even with ultra settings question , twinmotion	1	20	July 15, 2026
Widget component in world space to face camera Blueprint , question , Materials , unreal-engine , Widget , world-space	9	10324	July 15, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	19	1491	July 14, 2026
开启 Raytracing 之后 SkinCache 的数据暴涨 question , Rendering , skeletalmesh , unreal-engine , Raytracing	0	25	July 14, 2026
Tranlslucency bug in the interior. question , editor , bug-report , unreal-engine	3	86	July 14, 2026
I encountered a problem with Volumetric shadow from volumetric fog question , unreal-engine	1	48	July 14, 2026
Prevent Mesh/Ocean/Water (Single Water Layer) From Receiving Shadows Shadows , unreal-engine , Water	8	400	July 14, 2026
Create a rectangular boundary for Rect Light question , unreal-engine	0	30	July 14, 2026
How do I remove TAA jitter in global shader? question , Shaders , Anti-Aliasing , unreal-engine , shader , Global-Shaders	2	159	July 13, 2026
Nanite making my meshes super low poly and causing shading issues Nanite , unreal-engine	5	4191	July 13, 2026
Weird noise in my Render "Shadow" question , unreal-engine	4	117	July 13, 2026
Depth map Broken Movie render queue question , Rendering , please-help-me , unreal-engine , depth , compositing	1	47	July 13, 2026
Noticeable differences in path-traced hair strand look on the exact same UE 5.8 project depending on the GPU (RTX 4090 vs. 50 Series) question , unreal-engine	1	77	July 13, 2026
SceneCapture2D causes random frame spikes even with a 64x64 Render Target question , unreal-engine , render-target , fps-drop	0	28	July 13, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	811	50230	July 13, 2026
Anything Behind Glass Material Draw Distance Is Reduced? question , Rendering , translucent , unreal-engine , glass	1	71	July 13, 2026
Hair changes to black when changing the view question , unreal-engine	2	95	July 12, 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…