Some textures stretched on Mobile device

UE - Platform - Mobile - Sep 8, 2015

User's content is here: "P:\temp\UrbanJogging.zip" "If you start up the game or go into the content, the issue is on Track One, on the first bend on the right. Also be careful with the sprint bu ...

DLC Package content isn't recognized when using RequestAsyncLoad

UE - Foundation - Core - May 24, 2016

Attempting to load dlc assets with RequestAsyncLoad function results in the assets not being recognized. ...

[MetaSounds][Wave Player] - Looping sound waves is not sample accurate

UE - Audio - MetaSounds - Aug 8, 2022

When playing the two metronome sounds, it is expected that when the 1bar asset loops, it will stay in time with the 12 bar asset; however, instead phasing begins to occur. This does not occur when ...

Collision profiles are reset when blueprint is loaded

UE - Gameplay - Jan 6, 2025

In UE 5.5 (and earlier versions), FCollisionResponse::operator== has incorrect behavior where it will detect that two collision response containers are identical if they have the same number of entr ...

Lags in animation when set leader pose component is used

UE - Rendering - Architecture - Aug 2, 2023

https://udn.unrealengine.com/s/question/0D54z00009UJv5HCAT/lags-in-animation-when-set-leader-pose-component-is-used From licensee: "USkinnedMeshComponents have the option to double-buffer their bo ...

Specular highlight flickers when moving on Android

UE - Platform - Mobile - Dec 6, 2022

Regression: Tested in UE5/Release-5.0, this issue also occurs so regression is no. ...

[CrashReport] UE4Editor_AlembicLibrary!AbcImporterUtilities::GenerateSmoothingGroupsIndices()

UE - Gameplay - Aug 5, 2016

This JIRA is being entered as a result of it being one of the top crashes occurring in 4.13 Preview 1. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 833] ...

Projects crash on Android when trying to load mips

UE - Platform - Mobile - Jan 20, 2017

Projects that are deployed in the Debug configuration crash when trying to load mips on the Android device. I do not see this issue when launching a project onto Android using the Test configuratio ...

Current animation asset is lost in animation preview when a post process anim BP is compiled

UE - Anim - Runtime - Anim Blueprints - Aug 3, 2020

UDebugSkelMeshComponent and PreviewInstance are lost current animation asset. There are 2 ways to fix below void UDebugSkelMeshComponent::InitAnim(bool bForceReinit) { // If we already have Pre ...

[CrashReport] UE4Editor_Engine!FPhysScene::SyncComponentsToBodies_AssumesLocked() [physscene.cpp:1271]

UE - Simulation - Physics - Dec 1, 2017

This is a common crash in 4.18 and 4.18.1. The callstack shares similarities to [Link Removed], although that has been confirmed fixed in 4.18. Included in the same crashGroup are also a few Ensur ...