World Position Offset Object Shadow Cast on Translucent Object Causes Flickering

UE - Graphics Features - Jan 21, 2025

When a WPO (World Position Offset) object casts a shadow on a translucent object, the translucent object flickers continuously as the shadow passes over it. Initially logged as a 5.5/5.5.1 but also ...

Child blueprint reference to self node unpins after close and reopen from Set Array Element node

UE - Gameplay - Blueprint - Jun 1, 2015

If a child blueprint attempts to set an array element of self to an array of the parent blueprint, then the editor is saved, closed, reopened, the self pin will disconnect from the Set Array Element ...

Crash when using AnimSeqStats console command

OLD - Anim - Apr 8, 2015

Crash when using AnimSeqStats console command. User in the additional info URL seems to know what the code change should be. [Link Removed] ...

Overridding a function with no return value in a ChildBP produces an event instead of a function

UE - Gameplay - Blueprint - Dec 17, 2015

If you have a BP with a function that has no return value, then override that function in a ChildBP, it becomes an event and cannot be used like a normal function ...

CopyTask in BuildGraph never throws an exception if the copy fails

UE - Foundation - Horde - BuildGraph - Feb 28, 2023

CopyFile function in CommandUtils.cs assumes that an exception will be thrown if the number of retries is exceeded, but the loop condition prevents it from being thrown. Following fix works:publics ...

When printing an option within an Enumeration out to the screen it does not return the correct name in stand alone

UE - Gameplay - Blueprint - May 19, 2015

If a user tries to print out one of the named variables that is stored within an Enumeration blueprint then it will return something along the lines of Enumeration 0, Enumeration 1, Enumeration 2, . ...

New blueprints do not Alphabetize themselves as expected

UE - Editor - Content Pipeline - Content Browser - Jan 9, 2015

When making new blueprints they are not placed within the content browser as a user would expect. In the example given in the link provided, blueprints ending in "_1" will come before "_10", however ...

Editor primitives render incorrectly in stereoscopic with instanced stereo

UE - Platform - XR - Aug 17, 2016

Trigger box icons move around when oculus head movement is used. Found in //UE4/Release-Staging-4.13 @ 3090357 QA-Promotion map Edit: 08-22: This affects volumes as well as their editor icons, upd ...

Marking a Blueprint as Deprecated Causes Existing Instances to be Removed on Level Load

UE - Gameplay - Blueprint - Oct 13, 2016

Enabling the 'Deprecated' option in a blueprint's Class Settings causes all existing instances of it to be deleting upon loading any levels that contain the blueprint. Found in 4.13.1. Reproduced i ...

Tessellation Flicker When Viewed from a Distance

UE - Graphics Features - Sep 26, 2016

Tessellated objects when viewed from afar flicker. When spawned into QA-Materials the player is the perfect distance away from the tessellated object for the cube to flicker. Found in both Binary 4 ...