Ribbons Don't Follow Their Source Particles When Scaling

UE - Niagara - Mar 23, 2020

When Ribbon Data in a particles system that is following is scaled in an instance the ribbons scale appropriately, but they don't follow updated location of their source particles. See the attached ...

ChildAnimBP with different skeleton than parent does not show child skeletons anims in AnimGraphOverrides

UE - Anim - Runtime - Anim Blueprints - Jul 31, 2020

Create a Parent AnimBP, add any animation to it. Then create a childAnimBP from Parent. In ChildAnimBP, go to TargetSkeleton (from class settings) to change a different skeleton. Then go to the Anim ...

Editing values in ReverbMasterSubmixEffect causes crash

UE - Audio - Nov 7, 2019

Adding and removing Submixes at runtime, then editing the preset causes the editor to crash. Tested in 4.22.3 (CL - 7053647), 4.23.1 (CL - 9631420), 4.24 (CL - 1050688), 4.25 (CL - 10069288) ...

[CrashReport][GPU Crash] NodeAndClusterCull

UE - Graphics Features - Nanite - Nov 19, 2024

Users affected: 51 Total occurrences: 90 Last occurrence: November 19th 2024, 3:25:41 am First occurrence: August 7th 2024, 8:10:10 pm Latest version: ++UE5+Release-5.5-CL-37670630 Platform: Win64 [ ...

Launching Android project to device results in Assertion Failed: AsyncLoading.cpp, Line 3710

UE - Platform - Mobile - Aug 31, 2020

After updating to 4.25.1 from 4.25 Packaged Android game crashes constantly with objects added to the map 4.25 Packaged game did not crash (editor did a lot but glad thats fixed in 4.25.1) Empty map ...

Upgrading project results in loss of game input

UE - Gameplay - Input - Jan 7, 2020

Upgrading a marketplace creator's project to engine version 4.23.1 and above results in loss of (previously) working functionality with game input. ProjectDownload: [Link Removed] Tested in: 4.2 ...

Landscape Grass renders offset from Landscapes

UE - World Creation - Worldbuilding Tools - Foliage - Mar 24, 2020

Foliage spawned from Landscape Materials is rendering offset from the Landscape the material is applied to. I can reproduce this issue with or without Edit Layers enabled. I'm unable to reproduce ...

Landscape 'crack free displacement' option causes landscape layer coords and UVs to be wrong

UE - LD & Modeling - Terrain - Landscape - Aug 25, 2015

If you check the 'crack free displacement' option in a landscape material, it seems to break the results of both the landscape layer coords and regular UV input node. Worldposition is not affected. ...

Packaging Error When Setting Recast Nav Mesh Runtime Generation

UE - AI - Jan 25, 2016

Setting the Runtime Generation on the Recast Nav Mesh to a different preset than what is set in the Project Settings causes an error to appear upon trying to package the project, and causes the pack ...

Rendering of a Text Widget with Outline does not track LayerId correctly

UE - Editor - UI Systems - May 27, 2025

Text widget with Outline uses 2 LayerId levels to draw the outline and the text glyphs. This can be seen in function FSlateElementBatcher::AddShapedTextElement(), where lambda BuildFontGeometry() is ...