Unreal Engine Issues
Unreal Engine Issues
Static Meshes in sublevels disappear from world content browser if they are culled out of a cull distance volume during PIE
UE - World Creation - Worldbuilding Tools - World Composition - Oct 25, 2016Cull Distance Volumes cause objects within them to disappear from the World Composition window if they are culled out at runtime. Regression (no) issue (does) occur in 4.12.5 ...
Crash when playing a other Level Sequence inside a Spawnable Actor registered with Level Sequence
UE - Anim - Sequencer - Feb 17, 2021This issue crashes on exit when playing a other Level Sequence on an Event in a Spawnable Actor. Also this problem doesn't occur in 4.25. ...
Get Instances Overlapping Box node does not pick up overlapped instances
UE - World Creation - Worldbuilding Tools - Foliage - Aug 9, 2016Get Instances Overlapping Box node does not recognize instanced meshes overlapping the box. The bounds of the box make no difference, nor does having the box test for instances within the same bluep ...
GPU Crash from invalid SRV in CreateShaderResourceView due to integer underflow
UE - Graphics Features - Ray Tracing - Jan 13, 2025The GPU crashes after the ray tracing geometry builder attempts to create a shader resource view with an invalid offset. ...
GPU Crash from invalid SRV in CreateShaderResourceView due to integer underflow
UE - Graphics Features - Ray Tracing - Jan 15, 2025The GPU crashes after the ray tracing geometry builder attempts to create a shader resource view with an invalid offset. ...
Hair Shadows Not Affecting SSS Back Scattering (Subsurface Profile)
UE - Rendering - Graphics Features - Mar 30, 2026Groom strands do not appear to correctly block transmitted light for Subsurface Scattering Profile Materials. In some cases, not only will they not block the light, but can instead lead to more ligh ...
LIVE: Code projects using TextureRenderTarget2D will not build because UTextureRenderTarget is undefined in TextureRenderTarget2D
UE - Foundation - Core - Nov 5, 2014If a TextureRenderTarget2D is used in a code class, the build of the project will fail with an error stating that the UTextureRenderTarget base class is undefined. The line #include "Engine/TextureR ...
Images Rendered out by Movie Render Queue has much more visible Banding issue in gradient
zComponent - Archive - Aug 21, 2021I did some experiment locally. At very first I thought it's the image compression issue, since the issue is also obvious while rendered out images as JPG and PNG, there's no image compression qualit ...
Adding a Scene Capture 2D to Render Target will override Motion Blur settings in level
UE - Graphics Features - Nov 24, 2014With a Render Target From Scene Capture 2D setup in a level , the motion blur settings from a global post process volume is overridden. Was investigating Scene Captures picking up Motion Blur when ...
[CrashReport] UE4Editor-Kismet.dylib!FTabInfo::OnMouseDownHisory(FGeometry const&, FPointerEvent const&, TWeakPtr<SMenuAnchor,()
UE - Platform - Apple - Jul 20, 2017This is a common crash affecting Mac users in 4.16. It has occurred since at least 4.13 ...