Pawn Sensing Component is not registering sound data within hearing radius

UE - AI - Oct 30, 2014

While using a pawn sensing component in an actor, the actor will not respond to sound data that is within the radius of its hearing threshhold/LOS hearing threshold. Additional notes: This was a ...

OnComponentEndOverlap and GetOverlappingActors are not in sync

UE - Gameplay - Dec 23, 2014

GetOverlappingActors will return a value when used immediately after OnComponentEndOverlap. Putting a delay after the OnComponentEndOverlap call will result in GetOverlappingActors to return null, s ...

Set user focus for player 0 will cause other local players to lose input

UE - Gameplay - Input - Feb 28, 2019

When the player at index 0 sets its user focus it will cause other players to lose input. This does not occur when setting the user focus of players with an index higher than 0. ...

Use mouse for touch enables gesture action on button which makes the button to lost focus to that the button fires onreleased event

UE - Editor - UI Systems - Slate - Mar 20, 2019

When Use mouse for touch is enabled, the button fires onreleased event. Here is what I investigated. Use mouse for touch enables gesture action in the button that leads to LongPress gesture fires ...

Playing audio files in Editor doesn't work when Magic Leap Zero Iteration is enabled

UE - Platform - XR - Jun 14, 2020

When the "Enable Zero Iteration" and "Use ML Audio for Zero Iteration" settings are both checked, the audio doesn't play inside Unreal Editor. This happens in the following cases:Playing an audio fi ...

GameplayEffects: Inherited UAssetTags and UTargetTags do not update their referenced tags correctly with inheritance

UE - Gameplay - Jan 25, 2024

When inherited, it is reasonable to expect the tags added by the parent to be reflected in the children. If the parent is editted after the children, however, tags that are added or deleted are not ...

Live: Copy & Pasting ForEachLoops will cause them to retain information from the original

UE - Gameplay - Blueprint - Nov 3, 2014

If the user copies and then pastes a For Each Loop the loop will retain previous data such as the array type and will cause compiling errors. ...

Get Blackboard Value with null input causes crash

UE - Gameplay - Blueprint - Jan 6, 2015

Getting a blackboard value as actor and setting an actor to that on tick causes crash. The real issue here is that you can use a function in BP (in this case `UBTFunctionLibrary::GetBlackboardValue ...

Sequence Recorder doesn't record First Person Template character correctly

UE - Anim - Sequencer - Jul 7, 2016

Sequence Recorder doesn't record First Person Template character correctly. I wasn't able to track down exactly what it is about the First Person Character Blueprint that causes this though. ...

Walking on an actor with a Spring Arm in the 3rd Person BP template will cause the camera to jitter

UE - Gameplay - Apr 10, 2015

Walking on an actor with a Spring Arm in the 3rd Person BP template will cause the camera to jitter/skip. This does not happen with an actor that does not have a spring arm and it also does not hap ...