Moving a component in the main viewport does not call PostEditComponentMove() function

Tools - May 18, 2016

When a non-root component for an actor is moved in the blueprint viewport, that component's PostEditComponentMove function is called. Adding the actor to the main editor viewport and then moving th ...

FMultiReaderSingleWriterGT isn't thread safe

UE - Foundation - Core - May 17, 2016

From https://udn.unrealengine.com/questions/292741/fmultireadersinglewritergt-isnt-thread-safe.html: I've found that FMultiReaderSingleWriterGT has at least 2 bugs: The one that caused a deadlock ...

In Compiler Results, Link to Compiler Error Navigates to Main Editor Window Instead of Node in Blueprint

UE - Gameplay - Blueprint - May 17, 2016

When there is in error in a Blueprint that causes the blueprint to fail, in the Compiler Results tab, the link to the node with the error will navigate to the main editor window instead of directing ...

Renaming Blackboard Key Not Updating Behavior Tree References

UE - AI - May 17, 2016

When renaming a blackboard key using the Entry Name box in the key's details panel, the names of the references in the behavior tree are not updated automatically. This is inconsistent behavior be ...

Attempting to Paste Behavior Tree Task with Decorators Pastes to Wrong Location

UE - AI - May 17, 2016

Attempting to paste a task that contains decorators does not paste it near the mouse location, and pastes it off screen instead. Found in 4.11.2 binary. Reproduced in 4.12 Preview 4 binary and Main ...

In Two Bone IK node, Joint Target Location values are exposed on node when it isn't in Details panel

UE - Anim - Rigging - May 17, 2016

When placing a Two Bone IK node in the Anim Graph, the Joint Target Location input will be exposed on the node, even though, by default, Join Target Location Space is set to Component Space. Join T ...

iOS splash screen is rotated incorrectly for a few seconds when launching

UE - Platform - Mobile - May 17, 2016

The orientation of the splash screen is displayed squished and rotated incorrectly when launching on iOS. ...

Dot Product Normalization does not produce consistent results

UE - Graphics Features - May 17, 2016

When using a Normalize node and then trying to get the Dot Product vs setting the Dot Product up manually do not produce the same results. ...

Welding of Scene Components does not act as expected

UE - Simulation - Physics - May 17, 2016

If a scene component is placed in the middle of a hierarchy it appears that the collision of the root will not propagate to all of the children ...

When converting geometry to a Static Mesh no collision is applied

UE - LD & Modeling - Modeling Tools - BSP - May 17, 2016

When converting a BSP to a Static Mesh, the object receives no collision even after changing the settings in the details panel of the newly created static mesh. ...