Unreal Engine Issues

Getattachedactors does not return the proper value when called from the Constructor

A user has reported that using GetAttachedActors in the Constructor does not work properly. If actors are attached in the editor, the function does not return the correct value when called in the Co ...

Crash in Network Prediction during PeriodicDamage GameplayEffects Test

Crash during Periodic Damage test for Gameplay Abilities system in the Network Prediction plugin, when both plugins are enabled.   Related to a null GameInstance. ...

Replacing actors during LevelInstance inline editing applies incorrect transforms

When you finish editing a level instance, the actor is converted from the world position to the local position of the level instance, but if you replace the actor, the conversion process is performe ...

Volume artifacts (Bleeding)

Runtime Virtual Texture rendering can allocate more FRDGBuffers than expected

When rendering runtime virtual texture pages without throttling (when r.VT.MaxUploadsPerFrame is high or during Movie RenderQueue captures) the number of FRDGBuffers allocated by the Render Graph Bu ...

Path Tracer Normals Issue

Path Tracing normal maps reflect light differently than Lit, and do not look accurate. Also observed in //UE/Release-5.6, CL: 45232827 ...

Issue with r.SkyAtmosphere.TransmittanceLUT.UseSmallFormat

When "r.SkyAtmosphere.TransmittanceLUT.UseSmallFormat=1", some values for the Sky Atmosphere at some directional light angles can lead to the sun disk being cut off, and taking on a chord shape. A ...

Interface functions called as events in Blueprints that implement the interface cannot be set to replicate

Interface functions called as events in Blueprints that implement the interface cannot be set to replicate. When the event node is clicked, the Details panel is empty. Reproduced in 4.7.6, 4.8, and ...

Custom events with a struct that has had its pin split will throw an error when adding variables to the blueprint

Custom events with a struct that has had its pin split will throw an error when adding variables to the blueprint. The Struct appears to throw an error when making changes that are seemingly unrelat ...

Play rate track does not work when using CreateLevelSequencePlayer

Play rate track does not work when using CreateLevelSequencePlayer Regression: YES Worked: 4.12.5 CL:3039270 Broken: 4.13.1 CL:3142249 ...