Adding a scene component to a child blueprint causes log warnings to appear in output log

UE - Gameplay - Blueprint - Sep 1, 2015

If a scene component is added to a child blueprint and the parent blueprint is compiled, a log warning will appear that states: "LogBlueprint:Warning: USimpleConstructionScript::FixupRootNodeParen ...

Destroying a Component doesn't trigger the OnComponentEndOverlap node

UE - Gameplay - Sep 1, 2015

Destroying a Component doesn't trigger the OnComponentEndOverlap node User Description: OK, so I have an actor with only one component: BoxCollision, with default settings. I place it on map. In m ...

Array inputs in Custom Events cause a compiler "note"

UE - Gameplay - Blueprint - Sep 1, 2015

Array inputs in Custom Events cause a compiler "note". On compile, "NOTE" is added to the node, and this appears in the Compiler Results: "Info No value will be returned by reference. Parameter 'Lis ...

External Reference Spam when converting projects to 4.9

UE - Foundation - Core - Cooker - Sep 1, 2015

Map Check message log gets spammed with External Reference warnings when a project is converted to 4.9 from a previous engine version. These warnings don't seem to actually do anything to projects o ...

Interface function has the incorrect pin type if referencing self

UE - Gameplay - Blueprint - Sep 1, 2015

Interface function has the incorrect pin type if referencing self User Description: I have an interface that requires an array of its own interfaces as output. I have that array of interface as a ...

Crash opening projects from GitHub master branch

Tools - Sep 1, 2015

Trying to create/open projects in the current github master branch will quietly fail at 94% with no crash error or logs.UE4Editor-Core.dll!rml::internal::Block::findObjectSize() UE4Editor-Core.dll! ...

Interface cannot be re-implemented after removal from blueprint

UE - Gameplay - Blueprint - Sep 1, 2015

If an interface is removed from a blueprint and an interface function is transferred to a local function, the interface cannot be re-implemented in the blueprint. ...

Joint Presets on Physics Constraints Actors do not work

UE - Simulation - Physics - Sep 1, 2015

Problem: When you press any of the Joint Presets buttons on a Physics Constraint Actor that is placed in a level the buttons do not do anything. Solution: Pressing the Joint Presets buttons setup t ...

Vertex Painting on Blueprint Static Mesh components lost on copy

UE - Gameplay - Components - Sep 1, 2015

After vertex painting on a Static Mesh component of a Blueprint, the Vertex paint data is lost when the Blueprint is copied. Oddly, pasting into a text editor shows VertexColorData, but it seems to ...

Investigate code in SViewport.cpp that makes use of TWeakPtr's to see if it can be altered to better protect against a possible crash.

Tools - Aug 31, 2015

A user reported a one-time crash that possibly occurred when a TWeakPtr became invalid immediately after passing an IsValid check, before the TWeakPtr could be used. The SViewport.cpp file contains ...