Viewport Flickers when opening a Blueprint and Setting it as a Docked Tab on El Capitan

UE - Platform - Apple - Apr 4, 2016

When docking a blueprint as a tab in the main viewport the sprites and other actors placed in the default scene (including player start) begin to flicker. This flicker persists until you close and ...

Color Picker changes Hex Value when manually entered

Tools - Aug 22, 2014

In the Material Instance, the color picker will change the color when typing in the Hex Value. IMPACT:                   Incorrect color selection through manual Hex Code input WORKAROUND: Do not ...

Bitfield Bools in a struct and AnimBlueprint transitions not working together

UE - Gameplay - Blueprint - Apr 12, 2016

USTRUCT(BlueprintType) struct FTestStruct { GENERATED_USTRUCT_BODY() UPROPERTY(BlueprintReadWrite) uint32 ValueC : 1 ; UPROPERTY(BlueprintReadWrite) uint32 ValueD : 1 ; }; A ...

Constraints are broken when capsule component height changed

UE - Simulation - Physics - Jul 20, 2015

James: I think we currently recreate the capsule body when you change dimensions, should just change the shape instead. – DisableCollision is reset if constrained Capsule Component height is change ...

A Mesh that is attached to a skeletal mesh by a Socket will not accurately follow when transitioning from animation to ragdoll

UE - Gameplay - Apr 29, 2015

A Mesh that is attached to a skeletal mesh by a Socket will not accurately follow when transitioning from animation to ragdoll. This is potentially due to the Frame Delay that the engine uses. ...

Slider Values are not working inside of a blueprint

UE - Gameplay - Blueprint - May 7, 2015

Slider Values are not working inside of a blueprint in 4.8 Preview 1. User Description: Problem with the numeric float/int boxes in the editor in Blueprints, if for example open the TPS Template a ...

Resample Landscape requires Level Restart to continue Painting

UE - LD & Modeling - Terrain - Landscape - Aug 10, 2016

When resampling a landscape you are unable to continue painting after applying the changes. ...

Component is not compatible error on project restart

UE - Gameplay - Blueprint - Aug 30, 2016

Component is not compatible error on project restart User Description: I try to find a static mesh component in an array from the "hit component" and it compiles and works perfectly fine with abso ...

Selecting all actors and copying receives "Actor [name] is referenced by another Actor, do you really want to delete it?

Tools - Sep 22, 2016

Selecting all actors and copying receives "Actor [name] is referenced by another Actor, do you really want to delete it?". This seems to only happen if one of the actors is referencing another actor ...

Blueprint Viewport Not Updating When Destructible Mesh Component is Assigned a Mesh

UE - Simulation - Physics - Destruction - Apr 18, 2016

When you add a Destructible Mesh to a Destructible Mesh Component inside of a blueprint, the viewport is not updated with the new mesh. If you add the blueprint to the level and then open the bluepr ...