AppleARKit forces view projection matrix according to device viewport

UE - Platform - XR - Nov 5, 2024

[Link Removed] ...

[CrashReport] Ran out of memory - FFixedUObjectArray::PreAllocate()

UE - Foundation - Core - UObject - Sep 7, 2017

This is a somewhat common crash affecting users in 4.17. Users have not provided any descriptions of their actions when the crash occurred. Source Context 165 if (GWarn) 166 { ...

PropertyAccessUtil methods do not do propagation to instances when editing archetypes

UE - Editor - Workflow Systems - May 14, 2020

Currently value propagation is handled at the property node level (c.f., PropagateContainerPropertyChange), and is unavailable to any other editor code / scripting (whether in Python or BP or C++). ...

Crash when destroying two components in a specific order in this user's project

UE - Gameplay - Blueprint - Oct 6, 2015

Crash when destroying two components in a specific order in this user's project. The crash occurs under two circumstances inside the LogActor Blueprint: either DestroyLogPart is called for both Te ...

Destructible mesh traces fail after switching collision response

UE - Simulation - Physics - Destruction - Jun 15, 2017

User reported issue on UDN, steps above and project attached. ...

NPC - Initializing a System parameter to a Niagara Parameter Collection data interface parameter does not work

UE - Niagara - Data Interface - Jan 4, 2021

Initializing a System parameter to a Niagara Parameter Collection data interface parameter does not work ...

Replace references doesn't prompt to save dirtied assets that hold a soft reference to the deleted asset

UE - Gameplay - Dec 21, 2017

When deleting an asset any other asset that holds a soft reference to the deleted item will appear in the reference list. For a soft reference when choosing to replace the references with another as ...

[CrashReport] UE4Editor_Core!FGenericPlatformMemory::OnOutOfMemory() [genericplatformmemory.cpp:184] - FPngImageWrapper::UncompressPNGData

Tools - Mar 23, 2018

Comment for user in crash group:Just add automotive project to my account, add it as 4.18, and each time trying to laod it, it crashes... 174 if (GWarn) 175 { 176 GMallo ...

ILC/VLM doesn't affect Static Staticmesh at all on Mobile

UE - Platform - Mobile - Sep 23, 2019

In practice, developer wants some Static-Staticmesh actors don't build lightmaps to save iteration time as well as Memory and Package size; but still want lit by Indirect lightings ...

Nativization of Blueprint Subclass of PlayerStart fails

UE - Gameplay - Feb 23, 2018

Fail to package with nativization. cannot convert from 'USceneComponent *' to 'UBillboardComponent ...