Blueprint component lost when reparenting native base class and component name collides

UE - Gameplay - Blueprint Compiler - Feb 26, 2018

Use attached project to skip c++ steps. Follow from step 6. Update: It appears that the same symptoms occur if you simply change the name of an existing subobject, without changing the property/f ...

Nanite meshes swap materials during simulation

Quixel - Jun 1, 2021

When enabling nanite on Quixel Bridge assests.  Materials sometimes randomize to other assets in the viewport during simulation or PIE.  This does not occur every time and may take a few tries.   T ...

Noticeable input delay at lower FPS while Playing in Editor

UE - Editor - UI Systems - Mar 1, 2022

When playing in editor is running at a lower fps (<20) there is very noticeable input delay that wasn't present in 4.27.2. Works correctly while playing in Stand Alone or Packaged. Tracked this iss ...

Cook failure when World Partition maps have level instances using level blueprints

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 14, 2022

The following cook error results from attempting to package a WP map that has level instances using level BPs: LogCook: Error: PackageSplitter found the Generator package still in memory after it ...

Looping Gameplay Cues are not removed if GameplayCueNotifyTagCheckOnRemove is true

UE - Gameplay - Gameplay Ability System - Aug 24, 2023

GameplayCues inheriting from GameplayCueNotify_Actor no longer have their Removed functions called when removed via UAbilitySystemComponent::RemoveGameplayCue if GameplayCueNotifyTagCheckOnRemove is ...

Culling for child meshes do not update when using a Master Pose Component

UE - Anim - Runtime - Nov 15, 2018

Child meshes bounds location does not appear to update when the parent mesh's location is changed when using a master pose. ...

Texture Filter Nearest doesn't work in Packaged Shipping Builds

UE - Gameplay - Paper2D - Jun 28, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL23901901 Texture Filter Nearest isn't respected in Packaged Shipping Builds. When playing in editor, stand alone, or packaging in any other f ...

Integer Blueprint variables reset the Bitmask Enum setting when the Editor closes

UE - Gameplay - Feb 28, 2019

User created Bitmask flag Enumerators are not correctly stored and retrieved from Blueprint Integer variable settings. When the Editor is restarted the value of the Integer's Bitmask Enum is set to ...

Output warning log message for loading source texture of paper2D in Editor.

UE - Gameplay - Paper2D - Jul 30, 2020

Outputs a warning log for loading source texture when Papaer2D is loaded in Editor.  This may be due to a conflict post load of Paper2D and load source texture.  The warning log is output only in  ...