Characters can fall through a rotating sprite that has been scaled

UE - Gameplay - Paper2D - Oct 23, 2014

A scaled sprite does not appear to consistently maintain its collision for characters near its edges. I'm not certain whether this has anything to do with the character being in a fall state, but th ...

Type changes not detected by BP Diff tool

UE - Gameplay - Blueprint Editor - Oct 12, 2015

Type changes are not shown as differences in the BP Diff tool. Found on 4.9 by live user (UDN link in additional info URL). ...

Planar Reflection seems to render inverted

UE - Platform - Mobile - Jul 6, 2016

Planar Reflections seem to be inverted on mobile devices. The angles seem to be off too. ...

Garbage Collection Causing Noticeable Hitches

UE - Foundation - Core - Apr 11, 2016

Garbage Collection is causing noticeable hitches on whatever interval it is run on. This is noticeable in the UE4 Profiler, as you will see a spike every X amount of seconds, depending on how often ...

Broken Visibility when Copy-Pasting Actors From Hidden Layers

Tools - Oct 12, 2018

Actors can be copy-pasted from hidden layers, which carries with it bHiddenEdLayer state.  "It looks like this could be prevented in UUnrealEdEngine::edactPasteSelected, by setting bHiddenEdLayer ...

Niagara Emitter editor forgets Timeline playback ranges

UE - Niagara - Sep 14, 2020

This seems to only affect an emitter and not a system asset. ...

When set the current language and asset group to different languages, the asset group will not work

UE - Editor - UI Systems - Localization - Nov 22, 2020

When set the current asset group language in a particular process, the asset refers to the "source asset" and output warning log. LogPackageLocalizationCache: Warning: Skipping the cache update for ...

Actors gets moved away from the pivot when replacing an existing Packed Level Actor in a Level instance with external actors.

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 21, 2023

Licensee: When I try to create a new Packed Actor and replace an existing one in a Level instance, the actor gets moved away from the pivot. ...

ResetToDefault() incorrect behavior with multiple components selected with different defaults

UE - Framework - Blueprint Editor - Oct 2, 2023

In the blueprint editor when selecting multiple components and resetting a property that exists on both components to its default value, when the components had different default values the editor r ...

Custom Blend Graph cleared after switching Blend Logic

OLD - Anim - Apr 15, 2015

User is not happy that the Custom Blend Logic Graph is cleared out if you accidentally switch the Blend Logic back to Standard ...