Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_Renderer!FSceneRenderTargets::GetGBufferResourcesUniformBuffer() [scenerendertargets.h:408]
UE - Graphics Features - Jan 18, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: IsValidRef(GBuff ...
TraceHitInfo not returning correct PhysMat when Changed at Runtime via MID
UE - Simulation - Physics - Jan 11, 2016Line Traces are not correctly returning the Physical Material Info when that information is changed at runtime via a Override Physical Material or a Set Physical Material via a Dynamic Material Inst ...
Get Material Instance ___ Parameter Value not working for Blend Parameter
UE - Rendering Architecture - Materials - Dec 2, 2022Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Meshes with no UV Coordinates will break the UVs of other meshes contained in the same HLOD if they share a material
UE - World Creation - Worldbuilding Tools - HLOD - Aug 26, 2016Meshes with no UV Coordinates will break the UVs of other meshes contained in the same HLOD if they share a material this only occurs depending on the specific order ...
Incorrect derivative ops detection when Add node is used with Nanite Pass Switch node in material graph
UE - Graphics Features - Mar 11, 2025Plugging an Add node which adds a constant value into a Nanite Pass switch node results in derivative ops to be detected where there should be none (which show up as red in the No Derivative Ops deb ...
Spectral Analysis Delegates Do Not Behave As Expected If 3 Or More Are Attached To The Same Submix
UE - Audio - Submixes - Aug 19, 2022When attaching 3 or more Spectral Analysis Delegates to the same Submix, some delegates start returning only zero values. If this is a known limitation of Spectral Analysis Delegates, we should prob ...
UPrimitiveComponent mouse events when underneath Slate widgets not correct
UE - Editor - UI Systems - Slate - Jan 7, 2016Licensee is adding a widget to the viewport overlay via AddViewportWidgetContent(). The widget receives mouse input when hovered. They return unhandled from all their widget's onmouse functions and ...
AutoLOD changes the static meshes LOD at different distances in VR Packages and Previews than in Editor
UE - Platform - XR - Jul 30, 2020Packaged VR Projects and VR Previews change the LOD at a closer distance than in editor. ...
Crash when user enters PIE with an Oculus device connected
UE - Platform - XR - May 26, 2021The third person template project is crashing when someone enters PIE with an Oculus VR headset connected. This is a regression, as it does not occur in 4.26.2 CL 16018004. ...
Sky Atmosphere Material Nodes not Correctly Represented in the Surface Cache for Nanite Enabled Static Meshes
UE - Graphics Features - Apr 1, 2025When nanite is enabled on a static mesh, lighting contributions from Sky Atmosphere material nodes are not incident on the static mesh and no longer present in the overall lighting of the scene. Th ...