Animation Blueprint with Shared Transition "marked" dirty

OLD - Anim - May 14, 2019

Animation Blueprints which contain a shared transition used to transition between two animation states will be marked as "dirty" every time the blueprint is compiled and re-opened. ...

Level LOD Mesh Generation does not take into account Landscape Component Forced LOD settings

UE - LD & Modeling - Terrain - Landscape - Jan 27, 2016

When you generate a LOD Mesh for a Landscape Level in the Level Browser, the resulting Mesh does not take into account Landscape Components Forced LOD settings. Landscape with Forced LOD Components ...

Inconsistent warning with actor root component mobility setting

UE - Gameplay - Oct 27, 2016

When an actor class sets the root component mobility to Static or Stationary, spawning an instance of the class (or child blueprint) during runtime will print a warning message in the output log of ...

Sound cue will ignore sound mix settings if settings are called in game instance

UE - Audio - May 31, 2017

When using a Game instance to modify the sound in the editor the sound will ignore settings made by game instance. This issue appears to be occurring only in the editor, as running the game in stand ...

Child-Level Blueprint Do Not Call Parents Begin Play by default

UE - Gameplay - Nov 3, 2017

When creating a level script actor class and adding logic in the new level script actor class the logic is not automatically executed in child levels. In order to get it to execute someone has to go ...

The Niagara Staticmesh data interface node Random Tri Coords doesn't respect Emitter's Deterministic Settings

UE - Niagara - Aug 11, 2021

From UDN: We are using the Cascade particle system and we want to render the same scene with multiple cameras, so multiple renders are required. In order to ensure that the result of the particle s ...

Granular Synth Component does not generate sound on non-Force Inline assets

UE - Audio - Mar 7, 2022

Granular Synth Component is not generating a sound as it previously did. ...

Text doesn't update when wrapped in a Retainer Box

UE - Editor - UI Systems - UMG - May 2, 2022

This is a Regression. Retainer box is prevent Text to update in different situations including binding the text. ...

Crash smoothing landscape with foliage

UE - LD & Modeling - Terrain - Landscape - Mar 25, 2016

Getting a crash when smoothing out landscape that has foliage painted on it. Seems to happen when I release the mouse. ...

Unexpected behavior resulting from overlapping or touching physics actors when Simulate Physics is enabled through input

UE - Simulation - Physics - Sep 21, 2015

Weird behavior occurs when toggling Simulate Physics on physics actors by input instead of on BeginPlay. Multiple odd behaviors are present such as touching physics actors ignoring collision. Test ...