Adding OnClicked to SButton in Editor Mode plugin crashes editor when accessing the plugin

UE - Foundation - Cpp Tools - Plugin System - Mar 16, 2016

If a new editor plugin has a button added with OnClicked functionality, the editor will crash immediately when accessing the plugin. Removing the OnClicked portion of code allows the plugin to be a ...

FBodyInstance::GetBodyBounds fails if RigidActorSync is a PxRigidStatic

UE - Simulation - Physics - Dec 3, 2015

A user reported that FBodyInstance::GetBodyBounds() fails if RigidActorSync is a PxRigidStatic. They stated that it returns uninitialized data because PxRigidStatic does not subclass PxRigidBody. ...

Resolution scale slider does not match the shown value

Tools - Jun 7, 2016

When using the Resolution Scale slider, the value shown does not match where the slider is positioned. ...

Detour AI Controller Not Functioning Properly

UE - AI - Oct 30, 2015

Using AI Detour in 4.9.2 works as expected, however, when upgrading a project from 4.9.2 to a newer version, the AI pawns fail to properly navigate around each other when moving to their respective ...

Double-Clicking a Camera in the World Outliner Causes it to Rotate to Face the Direction in the Viewport

Tools - Sep 24, 2015

Double-clicking on a camera, which normally takes you to its location, also rotates the camera so that it faces whatever direction you were facing in the viewport prior to clicking on the actor in t ...

Disabling Editor Sounds Doesn't Prevent Compile Sound From Playing

Tools - Nov 10, 2015

Disabling the Editor Sounds under Editor Preferences->Level Editor->Miscellaneous->Sound->Enable Editor Sounds doesn't stop the Compile sound from playing when you click the Compile button in the ed ...

Attempting to Open a Widget Blueprint With Animation and Timeline Panels Hidden Causes the Editor to Crash

UE - Editor - UI Systems - Nov 11, 2015

When you attempt to open a widget blueprint when you have hidden the animation and timeline panels, the editor will crash. There is a workaround: Window->Reset Layout will allow you to open the blu ...

Attached Project Crashes When Loading Screen is Created

UE - Editor - UI Systems - Jan 4, 2016

The attached project crashes when you use the RunClient.bat and attempt to host a game. This brings up a loading screen, which then crashes before it is ever displayed. I have been unable to reprodu ...

Crash Occurs in UAIPerceptionSystem::UnregisterSource When Exiting PIE

UE - AI - Feb 17, 2016

User Description: The Perception System crashes when exiting PIE on UAIPerceptionSystem::UnregisterSource. It doesn't check for null sense classes which are there by design I suppose. I transition m ...

Play Media Player Node Causes Blueprint Functions to be Uncallable

UE - Gameplay - Blueprint - Feb 23, 2016

This only occurs in standalone or a packaged game Having a Play Media Player node in a blueprint causes all of that blueprint's functions to become uncallable. Found in 4.11 Preview 5. Reproduced ...