Unreal Engine Issues
Unreal Engine Issues
Texture reprojection from one plane to another produces displacement map with a pattern
RS - Texturing - Mar 4, 2025Found in 1.5.1.118081 Project: [Link Removed] Message from customer: "The problem occurs when using the texture reprojection tool on a surface scan to bake model details onto a simple bake plane ...
Piloting character actor with camera not working properly
Tools - Jun 11, 2015When using the pilot function a character actor with a camera actor cannot move around properly. This issue may be due to something with the LevelEditorViewport.cpp UpdateViewForLockedActor function ...
Node Comments don't appear until the node is scrolled over after it is entered
UE - Gameplay - Blueprint - Nov 23, 2016Node Comments don't appear until the node is scrolled over after it is entered This is a Regression. It was working in 4.13.2 but broken in 4.14. User Description: BP node comments hidden until m ...
Launched game without editor hangs if 'demoplay test' is used with the 'Execute Console Command' node
UE - Networking - Apr 15, 2016Launched game without editor hangs if 'demoplay test' is used with the 'Execute Console Command' node Could be related to this JIRA:https://jira.ol.epicgames.net/browse/UE-23342 User Description: ...
Vulkan with Forward Shading & MSAA Crashes
UE - Graphics Features - Dec 23, 2019Projects crash when the following Project Settings are set: • Vulkan is enabled • Vulkan is the Default RHI • Forward Shading is enabled • AntiAliasing Method is set to MSAA The different engine ve ...
Editor crashes when setting return value pin to object variable in widget blueprint
UE - Gameplay - Blueprint - Apr 9, 2015Editor crashes when attempting to set an object variable to a return value within widget blueprints. Frequency: 2/2 Crashreporter: [Link Removed] ...
Light Function and Post Process domain material thumbnails show the default material
UE - Rendering - Architecture - Materials - Sep 25, 2026Since 5.8, materials whose Material Domain is Light Function or Post Process no longer preview correctly in the editor. They render as the default material (WorldGridMaterial) instead of the materia ...
High GPU Memory Consumption when Moving an actor that contains a SceneCapture2D
UE - Graphics Features - Mar 29, 2017When using a SceneCapture2D within blueprints (as a component or actor blueprint) and moving the blueprint around while placed in the world (Capture Every Frame and Capture on Move enabled). The mem ...
Emissive Materials Change Colors Unexpectedly With Increased Values
UE - Graphics Features - Jan 24, 2017When multiplying vector 3 (R,G,B) values by a scalar value of increasing quantity the emissive output will begin to change colors. The most unexpected is the blue color that will turn purple while t ...
[Quartz] - Playing a Force Inline SoundWave asset with PlayQuantized crashes editor
UE - Audio - Aug 17, 2023Calling PlayQuantized on an asset set to Force Inline crashes editor:Assertion failed: SoundWaveDataPtr->GetLoadingBehavior() != ESoundWaveLoadingBehavior::ForceInline [File:D:\SMoyls_UE5_Release-5. ...