Destructible attached with a Physics Constraint ignores Start Awake on play

UE - Simulation - Physics - Destruction - Jul 26, 2016

Destructible attached with a Physics Constraint ignores Start Awake on play The Destructible component is set to simulate physics, but on play physics is not simulated unless the destructible is to ...

The 'Set Constrained Components' node doesn't set the physics constraint components correctly if used in the Construction Script

UE - Simulation - Physics - Jan 20, 2015

The 'Set Constrained Components' node doesn't set the physics constraint components correctly if used in the Construction Script. ...

StructUtils plugin's `FInstancedStruct` in a CPP-defined struct in a `TArray` on an actor component defined in CPP and implemented in BP. Populating the instanced struct in an actor BP's class defaults breaks serialization of the class defaults.

UE - AI - May 30, 2025

Context Instanced structs are great for holding simple data with the main advantage they have is a low memory overhead unlike instanced objects. Problem The problem is in StructUtils plugin's `FIns ...

Foliage rendering issues when using both Density Scaling and MaxWorldPositionOffsetDisplacement

UE - Rendering - Architecture - Aug 29, 2024

When a material with WPO effects and MaxWorldPositionOffsetDisplacement is applied to a foliage mesh, foliage applied to a map will no longer work as expected with density scaling, especially after ...

Destructible attached with a Physics Constraint have inconsistent physics

UE - Simulation - Physics - Destruction - Jul 26, 2016

Destructible attached with a Physics Constraint have inconsistent physics compared to a standard Static Mesh. This is also sometimes prevalent with Destructibles that aren't attached with a Physics ...

ShooterGame server crash Failed to find Font VRText_RobotoLarge

UE - Editor - Workflow Systems - Aug 23, 2016

ShooterGame servers crash on the Linux and Mac machines. The following failed to find Font warnings appear in the output: [2016.08.23-16.59.05:186][ 0]LogUObjectGlobals:Warning: Failed to find ob ...

Trace complex for assets simulating physics does not show accurate collision

UE - Gameplay - Apr 27, 2015

When using Trace Complex in a LineTraceByChannel node does not give accurate results when object is simulating physics and scaled. The scaled root mesh in the BP will only register its collision rat ...

Regression: Cannot import Landscape Layer Weightmap along with Heightmap because of broken resolution check for tiled images.

UE - Graphics Tools - Terrain - Jan 30, 2025

When working in the "Landscape" editor mode, in both the "New" and "Import" tools, it is possible to import a single heightmap, as well as a weightmap for each layer. Each of these maps can come fro ...

Make Writable button does not work as intended when using Subversion

Tools - Oct 22, 2015

When using the Make Writable button, it is intended to make the file editable without the prompt to check an asset out popping up on subsequent attempts to save the asset. This does not work for Sub ...

ACineCameraAttachMount's "Target Actor" constraint does not work with Spawnables or Replaceables in Sequencer

UE - Virtual Production - Tools - Virtual Camera - Aug 12, 2025

Constraints (UTickableConstraint) are usually created throuh the "Animation" tab available in the Editor's "Animation Mode". When created through that interface while Sequencer is open, the internal ...