Cannot load asset in a Content-Only plugin if it is used in a Blueprint-Only project that has been packaged

UE - Foundation - Cpp Tools - Plugin System - Aug 16, 2018

Assets in a Content-Only plugin enabled in a Blueprint-only project cannot be loaded when the project is packaged. If a Content-Only plugin is enabled in a code project, the assets in the plugin are ...

Generated definition of BlueprintNativeEvent UFUNCTION in an interface does not include const keyword for return type

UE - Foundation - Core - Aug 15, 2018

UHT does not correctly create generated code for BlueprintNativeEvent UFUNCTIONs in an interface that return const values. In the corresponding .gen.cpp file, the generated code does not include the ...

Crash on garbage collection - Encountered 20 object(s) breaking GC Clusters assumptions.

UE - Foundation - Core - Aug 15, 2018

Garbage collection crash during opening cinematic. Note after crashing and relaunching the game the saved file appears as 8% complete instead of 0%. Note this crash is also occurring with //UE4/D ...

Level blueprint is being executed twice at start of PIE

UE - Gameplay - Blueprint - Aug 15, 2018

Level blueprint is being executed twice at start of PIE So far I have only seen this behavior with the Print String node when wired to Event Begin Play or Event Tick.  I have been unable to reprod ...

Adding components in an Actor then undoing them leaves sub-components

UE - Gameplay - Aug 14, 2018

Adding components in an Actor then undoing them after an action in the Viewport, leaves sub-components behind. This is a regression from 4.19.2 (CL-4033788). This issue was reported and tested in 4 ...

"No value will be returned by reference" when calling Event Dispatcher with an Array

UE - Gameplay - Aug 14, 2018

When creating an Event Dispatcher that sends an array, a blue Note shows up on the bottom of the Call node stating that "No value will be returned by reference". This is a similar issue to [Link Rem ...

Setting a console variable interacts with window state

When the game window is set to be windowed and maximized, setting a console variable changes the window's state from being maximized to its default size.  This is a regression as it is working as e ...

Niagara Sprite SubUV Skips Images

UE - Niagara - Aug 14, 2018

Niagara SubUV will skip most images in a SubUV sprite. Every 8 frames on the time line once it starts spawning it will change its appears. Only 16 of the 64 images are shown from the SubUV. Found i ...

Scene Capture 2D Doesn't Capture 3D Widget If It Is Off Sceen and Capture Every Frame Is Disabled

UE - Graphics Features - Aug 14, 2018

The scene capture 2d doesn't capture a 3d widget if it starts off screen with capture every frame disabled. Found in 4.15 CL# 3450819, 4.19 CL# 4033788, 4.20 CL# 4233996, 4.21 CL# 4275031 May be r ...

The Asset Audit search options do not work as intended

UE - Gameplay - Aug 14, 2018

Seems that only the Add Asset Class search option works properly. Tested in 4.19.2 (CL - 4033788), 4.20.1 (CL - 4233996), and 4.21 (CL - 4280116) ...