[MetaSounds][Diffuser] - Feedback on the Diffuser is not clamped

UE - Audio - MetaSounds - Mar 1, 2022

The feedback on the Diffuser node is not clamped. Ouch. ...

Nanite Tessellation Artifacts With Landscapes

UE - Graphics Features - Nanite - Dec 4, 2024

There seems to be an issue with how Nanite tessellation and Landscape interact with two sided landscapes. When the camera's near clipping plane is past the landscape's surface the displacement of th ...

Crash in RHIBreadcrumbs during loading of Bundled PSO Cache if capturing an Insights trace on Win64 Development

UE - Rendering Architecture - RHI - Feb 17, 2025

When compiling a PSO, RHI Breadcrumbs can be fed a bad FRHIBreadcrumbNode, resulting in reading random memory and crashing during the recursive node iteration. This only happens when tracing. The i ...

PoseSearch Query is flipped 180 degrees 1 frame after a capsule/actor rotation happens.

UE - Anim - Gameplay - Sep 3, 2025

Using MotionMatching with a PoseSearchSchema with a Trajectory grouping. The query gets rotated to match the capsule/mesh component instead of the offset root/actual location of those bones/trajecto ...

Control Rig Box Selection Innacurate

UE - Anim - Rigging - Control Rig - Nov 17, 2025

When useing marquee select on controls in the rig, their on screen size determines how likely they are to be included in the selection which isn't a reliable enough method for animators. Our workaro ...

Poseable mesh incorrectly rotates if "Set Bone Rotation by Name" is used in construction script

UE - Gameplay - Sep 21, 2015

Using "Set Bone Rotation by Name" in the construction script of a blueprint using poseable meshes incorrectly rotates the mesh. ...

Modified inherited components don't reflect modifications in game

UE - Gameplay - Blueprint - Mar 8, 2015

Any modifications made to inherited components in a child blueprint revert to their parent's defaults when playing in packaged game and Launch on. User reported that he also saw it when launching i ...

Hang after you paste node data into Blueprint right click menu

UE - Gameplay - Blueprint - Mar 7, 2015

Hang after copying a BP node, right clicking in BP graph, then pasting with Ctrl+V. ...