"ShowFlag.InstancedFoliage 0" hides HISMC

UE - World Creation - Worldbuilding Tools - Foliage - Jul 29, 2020

Hierarchical Instanced Static Mesh components that contain no foliage are disappearing when ShowFlag.InstancedFoliage 0 is used. This was reported and tested in 4.24.3 (CL-11590370) and reproduced ...

Importing FBX file with same material slots and texture names has bugs

UE - Editor - Content Pipeline - Import and Export - Jul 31, 2020

When importing a file from Blender, UE creates the correct number of materials, but the number of textures is incorrect and is being overwritten, and not importing the correct amount. Tested and re ...

Text3d renders backwards.

UE - Rendering Architecture - RHI - Aug 10, 2020

When adding a Text3D actor (after placed as Child Component), into viewport the actor renders backward and not as expected. I was able to reproduce this issue in 4.25.3, but did not have this issue ...

Volumetric Material not compiling on Niagara Mesh Renderer

UE - Niagara - Sep 1, 2020

The Volumetric Shader seems broken when used along the Niagara Mesh Renderer. Reported and tested in version 4.25.3(CL 13942748). Tested with same result in version 4.24.3(CL 11590370). ...

Crash enabling Stochastic Rect Light with Ray Tracing

UE - Graphics Features - Lumen - Oct 13, 2020

Enabling Stochastic Rect Lights with Ray Tracing causes the project to crash. Reported and tested in version 4.26.0(CL 14419252). Tested and not found in version 4.25.3(CL 13942748).  ...

Movie Render Queue renders are not displaying Landscapes

UE - Anim - Sequencer - Nov 4, 2020

When creating a Movie Render Queue render with a landscape the render does not display the landscape. This issue is occurring in 4.26 Binary CL 14627614 This issue is NOT occurring at 4.25. Binary ...

Enabling window animations causes dropdown menus to flicker and become unselectable

UE - Editor - UI Systems - Slate - Jan 7, 2021

Not a regression as I was able to repro this in 4.25.4 The bug doesn't occur every single time, you may need to try disabling/re-enabling the setting and/or clicking on the menu dropdowns a few tim ...

JobObject appears to break /ZI pdb compiles

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 9, 2023

It seems that the [Link Removed] UBT creates to ensure any child processes are terminated on close is somehow affecting the mspdbsrv process that cl is spawning and terminating it when cl is finishe ...

Crash when interacting with an Actor containing an Instanced Static Mesh that is in a Locked level

UE - Editor - Workflow Systems - Mar 30, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL23901901 Editor crashes with an assertion after interaction with an Instance Static Mesh component that is in a locked level. This doesn't af ...

Crash when loading TM-MotionControllers in a packaged build

Docs - Samples - Oct 26, 2016

Packaged QA Game crashes when opening "TM-MotionController" This issue did not occur in 4.13 This is also affecting KiteDemo. Cinematic will crash when Editor Content is not included in the packag ...