Editor Crashes when working in QAGame TM-Sequencer_EventTrack - TCString<TCharType>::Strlen(InName)

UE - Anim - Sequencer - Jul 12, 2017

Editor Crashes when working in QAGame TM-Sequencer_EventTrack - TCString<TCharType>::Strlen(InName) This Assert happens randomly throughout the repro-steps. I am unsure what about the process cause ...

FBX Export - Bug w/Material Import Method - Create New Instanced Materials

UE - Editor - Content Pipeline - FBX - Mar 3, 2023

There appears to be a bug with the "Create New Inherited Materials" option of the "Material Import Method" of the FBX Import Options.   Instead of creating a material instance of the material specif ...

Custom node not working with material attributes

UE - Rendering Architecture - Materials - Jul 15, 2024

Using Material Attributes as an input to a Custom Expression causes the HLSL Translator to create multiple CustomExpression# functions, for each used member of the Material Attributes, rather than u ...

Light Functions displayed on Large Translucent Meshes cause rendering errors

UE - Graphics Features - Sep 14, 2015

Light Functions are stretching and flickering on large translucent surfaces. Translucents Surface:[Image Removed] Opaque Surface:[Image Removed] ...

When painting on a landscape with edit layers, there are UV distortions happening across the boundaries of paint layers when material is using SetMaterialAttributes

UE - Graphics Tools - Terrain - Landscape - Mar 10, 2025

Context Landscape Edit Layers enables users to paint landscapes using non-destructive layers, and can add multiple layers to the landscape that can be edited independently from each other. Problem ...

Physical materials cannot be queried

UE - Rendering Architecture - Materials - Feb 12, 2015

Physical materials placed on starter content shapes always return as invalid for any trace or collision query. ...

Crash when using adaptive virtual texture

UE - Graphics Features - Mar 24, 2021

A check() is being hit intermittently when using adaptive virtual texture. check(Entry.Magic == Handle.Magic) inside FVirtualTextureProducerCollection::GetProducer ...

Set Niagara Variable (Object) for Texture Object fails

UE - Niagara - Jan 28, 2022

Set Niagara Variable (Object) does not work for texture objects. ...

Event not saved correctly when duplicating Level Sequence

UE - Anim - Sequencer - Nov 21, 2019

This issue is similar to [Link Removed]. But I tested the shelve 10164190 mentioned in the comments. It didn't work. ...

Planar Reflections do not respect SkyLight intensity

UE - Graphics Features - Nov 14, 2017

Planar Reflection actor does not reflect the intensity change of the SkyLight. In attached images, the Intensity of the SkyLight is set to 2. The darker area on the right is affected by the Plana ...