Filter for key value of TMap variable does not work in editor

UE - Editor - Workflow Systems - Feb 2, 2024

In the variable filtering of the Blueprint editor, the key value of the TMap variable is not filtered.  ...

Chaos Cloth - Fictitious Angular Scale is acting up when the cloth is teleported

UE - Simulation - Physics - Character - Apr 30, 2024

The Fictitious Angular Scale is still having an effect when the cloth is teleported.  Also it shouldn't have any effects when the velocity scale is set to 1 (as per tooltip documentation) but it doe ...

Switching between play / simulate in vcam can cause editor to crash.

UE - Virtual Production - Tools - Pixel Streaming - Apr 24, 2024

Originated from UDN case: [Link Removed] ...

FlushPressedKeys doesn't clear EventAccumulators, resulting in stale data

UE - Gameplay - Input - Jan 26, 2024

From the user:  The root of the problem appears to be that KeyState.EventAccumulator still has events stored in the structure for 'LeftAlt'. So, although UPlayerInput::FlushInput is called when the ...

[AI] Crash in UGameplayDebuggerLocalController::OnDebugDraw

UE - AI - Debugging - Apr 27, 2024

UGameplayDebuggerLocalController::OnDebugDraw crashed with a dereferenced nullptr for CachedReplicator. ...

Performing seamless server travel while a Legacy Camera Shake with an Anim Sequence set is ongoing will cause a crash

UE - Anim - Sequencer - Mar 14, 2024

When we server travel with seamless travel enabled, and a legacy camera shake with an anim sequence set is currently ongoing, we will get a crash due to the UMovieSceneEntitySystemLinker failing a c ...

Enhanced Input does not fire a "Cancelled" event for mappings that were in progress, but removed during a key-rebuild

UE - Gameplay - Input - Apr 1, 2024

If the return value of a trigger goes from ETriggerState::Ongoing to ETtriggerState::None, without returning a ETriggerState::Triggered, then there should be a "cancelled" event that is fired when E ...

Groom Assets do not cast shadows when the shadow casting light is close to the groom and virtual shadow maps are in use

UE - Graphics Features - Mar 19, 2024

When a shadow casting light is closer to the groom than some proportional amount the groom is away from the shadow catcher, the groom's shadow will disappear. This only occurs using VSMs. Raytraced ...

Moving noise is visible in hair shadows when Lumen screen traces are active

UE - Graphics Features - Apr 18, 2024

Dark moving noise is visible in hair in the shadows when Lumen screen traces are active.  Example of noise when screen tracing is frozen:[Image Removed] Turning off Lumen screen traces using r.Lume ...