Crash when playing a other Level Sequence inside a Spawnable Actor registered with Level Sequence

UE - Anim - Sequencer - Feb 17, 2021

This 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. ...

Cursor breaks viewport when using Widget Render Transform Scale

UE - Editor - UI Systems - Mar 14, 2017

The viewport cursor will continue to display off of the actual viewport until the widget ends if the border component actually extends. This has not been tested with any other template. Regression ...

Get Instances Overlapping Box node does not pick up overlapped instances

UE - World Creation - Worldbuilding Tools - Foliage - Aug 9, 2016

Get 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, 2025

The 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, 2025

The GPU crashes after the ray tracing geometry builder attempts to create a shader resource view with an invalid offset. ...

Low acceleration changes causes the object's velocity to nearly zero out.

UE - Simulation - Physics - Apr 20, 2022

Low acceleration changes causes the object's velocity to nearly zero out. The range this seems to occur at for the Acceleration change is between the values of zero and approximately thirty. Repro ...

LIVE: Code projects using TextureRenderTarget2D will not build because UTextureRenderTarget is undefined in TextureRenderTarget2D

UE - Foundation - Core - Nov 5, 2014

If 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

UE - Virtual Production - Rendering - Color - Aug 21, 2021

I 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, 2014

With 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, 2017

This is a common crash affecting Mac users in 4.16. It has occurred since at least 4.13 ...