Native struct types that declare one or more non-UPROPERTY fields are not initialized with the default value from a modified Blueprint CDO.

UE - Gameplay - Blueprint - Feb 12, 2020

Dynamically-spawned instances of a Blueprint class go through an optimized property initialization pass (see UBlueprintGeneratedClass::BuildCustomPropertyListForPostConstruction() and InitProperties ...

Two animation assets are created when Pawn is recorded in TakeRecorder.

UE - Anim - Sequencer - Jul 21, 2021

If you specify a Level Sequence of "TakeRecorder_Skeletal" in step 3, there will be only one animation created. The licensee wants this to be the same behavior. ...

Light function broken on AMD GPUs

UE - Rendering Architecture - Dec 6, 2023

The licensee reported this happening on the following cards with the latest driver versions: ● RX 6600 ● RX 5700 The Licensee reported it did not happen on these cards: ● RX 580 ● Non-AMD cards Our ...

Lightmap UV generated on Windows and Mac is not deterministic

UE - Graphics Tools - Modeling Tools - Aug 7, 2024

Misalignment between meshes used in landscape spline segments

UE - Graphics Tools - Terrain - Dec 17, 2024

When using a landscape spline with multiple segments, there can be misalignment between spline segments when the tangent length of segments are too short, causing visual seams between meshes that sh ...

Clicking the [Absolute] bottom of Buttons in Toolbar does not Function

Tools - Sep 9, 2015

Hovering over the absolute bottom of buttons in the toolbar, particularly in Blueprints, results in the button being highlighted, but not accessable. The area seems to be 1 or 2 pixels from the bot ...

Changing Game Icon does not properly alter icon on Windows taskbar in packaged project

UE - Foundation - Core - Cooker - Sep 24, 2015

Changing the Game Icon in Windows Packaged projects does not display the new icon on Windows taskbar. ...

"Split Struct Pin" breaks functionality of Transform Bone node

OLD - Anim - Jun 22, 2015

Using the "Split Struct Pin" right click option on the rotation pin breaks the functionality of the Transform Bone node in Animation Blueprints NOTE: I noticed the Roll/Pitch/Yaw are in a differen ...

Scaling problems when using "Keep World Position" attachments

UE - Gameplay - Jun 4, 2015

When using the "Keep World Position" attachment type, the child mesh does not scale properly with the parent. X scales normally, but Y and Z seem to be swapped. [Image Removed] The name "Keep Wor ...

Duplicating an actor that calls a custom event from another actor receives compile error

UE - Gameplay - Blueprint - Jun 23, 2015

Duplicating an actor that calls a custom event from another actor receives compile error until the node is removed and replaced. ...