Niagara Ribbon Facing Mode Custom Side Vector does not work correctly

UE - Niagara - Feb 28, 2020

The Custom Side Vector facing mode is no different than the Custom facing mode on Niagara ribbons. The linked UDN has more information on a potential cause, as well as a proposed fix. It looks like ...

[Attenuation][Spatialization] - If speaker output is set to stereo, the Surround 2D Non Spatialized Radius Mode doesn't generate any audio

UE - Audio - Dec 12, 2023

If Surround 2D is set as the Non Spatialized Radius Mode, there is no fallback option if the user's output is not a surround format (eg stereo). There is also nothing communicated in the Tool Tip. ...

PCG Graph callback fails after compiling blueprint

UE - World Creation - Procedural Tools - Jul 9, 2024

PCG graph callbacks in BP do not appear to get called correctly after the blueprint is compiled. ...

[Interchange][FBX] Issue with asset name clashes after auto import

UE - Editor - Content Pipeline - Import and Export - Jan 22, 2025

The mesh changes and the asset name stays the same while the two FBX are completly different: different filename, different mesh names in the FBX CF video for repro steps. https://forums.unreale ...

Duplicated blueprints lose components

UE - Gameplay - Blueprint - Nov 2, 2015

Blueprints that have been updated from previous engine versions lose components if duplicated. The original blueprint retains all components but all duplicates lose them. ...

Typo in Auto Activate Tooltip within Blueprint Components

UE - Gameplay - Oct 12, 2015

Blueprint tooltip on auto activate within a blueprint component reads: Whether to the component is activated at creation or must be explicitly activated. It should read: Whether the component ...

Shuffling often does not shuffle last index of array

UE - Gameplay - Blueprint - Oct 7, 2015

Shuffle disproportionately does not shuffle last index in the array when using the "Shuffle Array" node. ...

Default value for struct cannot be set to same value as parent in child blueprint

UE - Gameplay - Blueprint - Jan 29, 2015

Child blueprint cannot set value of inherited struct variable to same value as parent. ...

Swarm Agent Local Host of Coordinator not showing up in Coordinator

UE - Foundation - Core - May 26, 2015

A Computer which is hosting the Swarm Coordinator no longer shows up as a viable Swarm Agent Computer and if that computer builds lighting will only use itself and not any available agents. Also re ...

Android Galaxy S 3 (Mali) or Galaxy Note 2 (Mali) Mobile Devices Not Rendering BSP

UE - Platform - Mobile - Nov 13, 2014

When the user launches a packaged game for the Android S3 Mobile Devices, any BSP's that were in the level are not visible. Collision still exists, but they are not visible when playing. ...