Unreal Engine Issues

Crash In FGeometryCacheSceneProxy::GetDynamicMeshElements On Editor Load With Null Material

The Sorting Issue Between Height Fog and Transparent Objects

When a LocalFogVolume is used with ExponentialHeightFog, it does not correctly fog translucent objects. ExponentialHeightFog and Volumetric Fog from a LocalFogVolume both correctly occlude transluc ...

A sampling result of DistanceFieldAOHistory is shifted to a wrong position.

DistanceFieldAOHistory introduces ghosting at low scalability and low screen percentages. This can lead to AO artifacts and a ghosting effect from the character. This issue was also observed on //U ...

Biquad Filter is incorrect when bandpass is 1.0

The bandwidth on the biquad loepass filter is cutting frequencies well below 20kHz when the bandwidth is 1.0. Slack convo: [Link Removed] Visualization:[Image Removed] ...

Confirmation Dialog common UI in the Lyra Starter Game loses focus for gamepads after closing.

When changing the language options in the default Lyra Starter Game project (5.3 and 5.4) with a controller, the settings menu loses focus after closing the confirmation dialog. Focus can only then ...

Blueprint Struct Issues - Data table wiped data

The user has come across various issues with using nested blueprint structs within a data table. The first issue relates to changing a variable in a child struct and setting it back then saving, cau ...

Linker Instancing Context duplication results in OOM

In order to fix a major issue involving dissapearing actors during cook, we added instancing context duplication in 31925640. This actually undoes the optimization made from 26543720 Both reported ...

Using Fracture/Chaos Destruction with TSR as Anti-Aliasing Method generates smeared images.

Using Fracture/Chaos Destruction with TSR as Anti-Aliasing Method generates smeared images whenever the debris are moving. The client pointed out that the issue might come from GeometryCollectionCom ...

Native gameplay tags in plugins are cleared when reading config files

When references to Gameplay Tags are loaded, it checks to see if they are already registered. If they are not already registered, it will notice it is invalid and may print a warning depending on th ...

When level instance is in standalone mode, the actor with IsMainWorldOnly enabled is loaded into persistent level.

The IsMainWorldOnly setting for Actor in LevelInstance is not reflected when LevelInstance is in Standalone mode. The setting is respected when LevelInstance is in Embedded mode. The Actor is not l ...