Splitting a pin on a struct with an array in it will cause an error (forcing the pin to have something plugged in)

UE - Gameplay - Blueprint - Aug 8, 2016

When splitting the pin on a struct variable that has an array in it causes an error that requires the user to plug something into the array pin instead of using the default values given in the struc ...

Quickly using alt-tab with a blueprint in a new window causes the event graph to capture input of the alt key

Tools - Nov 13, 2017

Quickly using alt-tab with a blueprint in a new window causes the event graph to capture input of the alt key. This issue does not occur when the blueprint is a tab of the main UE4 editor window. Th ...

Stride Warping in manual mode not activating correctly based on first StrideScale

UE - Anim - Gameplay - Aug 15, 2022

From licensee: If StrideScale is 1 the first time through, it initialises the StrideScaleModifierState to 1 and doesn't require updating so leaves the CachedDeltaTime at 0 by never calling Update_I ...

Crash occurs after right clicking a Modify Curve node in an Animation Template Blueprint

UE - Anim - Jan 17, 2023

This is not a regression. Tested in //UE5/Release-5.0 CL20979098. The editor crashes when right clicking a Modify Curve node in an Anim Graph of a Animation Template Blueprint. ...

Cast Translucent as Masked in the Material Editor is no longer working

UE - Graphics Features - Apr 7, 2016

When enabling the option for Cast Shadow as Masked in the Material for a translucent object the shadow is no longer baked when building lighting. Using Stationary or Static Lighting will give the sa ...

"Convert to Blueprint" removes ability to edit component properties

UE - Gameplay - Blueprint - Dec 4, 2018

As noted by the user in the linked UDN question, this seems to be a problem with the PointLightComponent property on APointLight not having the VisibleAnywhere property descriptor. Also as noted, th ...

Data validation FAILED due to IWBE_Blutility containing invalid data

UE - Content - Engine - Jan 11, 2021

4.26[AssetLog] D:\Binary\UE_4.26\Engine\Content\Tutorial\InWorldBlueprintEditing\TutorialAssets\IWBE_Blutility.uasset: Default__IWBE_Blutility_C is not valid. See the MapCheck log messages for detai ...

StartPlayInEditorGameInstance doesn't consider bStartInSpectatorMode for client instances

UE - Networking - Nov 15, 2022

In UGameInstance::StartPlayInEditorGameInstance, the server instance will go through the normal process of creating the URL using BuildPlayWorldURL, which checks the FGameInstancePIEParameters' bSta ...

Crash on map reload when blutility is using Get Selection Set

UE - Gameplay - Blueprint - May 24, 2017

Editor crashes on map reload, if an actor in the level is accessed by blutility get selection set. ...

Groom component created from Blueprint ignores "Forced LOD" on LODSync component

UE - Graphics Features - Nov 17, 2022

Regression: Issue occurs in //UE5/Release-5.0 This issue occurs with any Groom Asset created from a Blueprint. Other components work properly with the Forced LOD settings, as only the Groom does no ...