ARCore failing to package

UE - Platform - XR - Sep 26, 2017

Users reporting packaging issues with ARCore plugin enabled in 4.18 preview #1 and #2: https://answers.unrealengine.com/questions/709840/418-android-packaging-fails-with-arcore-plugin-ena.html ...

Compiling after adding a StaticMesh Component to a Child Blueprint of a Parent Blueprint causes the inherited StaticMesh Component to disappear

UE - Gameplay - Blueprint Editor - Oct 5, 2017

The Inherited StaticMesh Component in a Child Blueprint of a Parent Blueprint disappears when compiling the Blueprint. Regression: Yes Occurs in: 4.17.2, 4.18(Preview), and 4.19(Main) Does not o ...

Some menu items are cut off when Window's Scaling is set to 150% or higher

UE - LD & Modeling - Terrain - Landscape - Nov 8, 2017

When a user sets Window's scaling to 150% or higher, some menus in Unreal Engine go off the screen and users are unable to select some options. Found in 4.18 3709383 Reproduced in 4.17 3658906 an ...

Wrong LOD Selected on Skeletal Mesh with Active Scene Capture

Tools - Dec 11, 2017

Skeletal Meshes with LODs are not able to change LOD levels when a SceneCapture Actor is present. The LOD selected for the Render Target of the Scene Capture is used also for the main viewport. This ...

[CrashReport] UE4Editor-CoreUObject.dylib!TFastReferenceCollector<true, FGCReferenceProcessor<true>, FGCCollector<true>, FGCArrayPool, false>::ProcessObjectArray()

UE - Foundation - Core - Jan 24, 2018

Comments from users:UEQA - Christina.Sturgill - Release-4.18 CL3691775 - Crashed running Match3 on Mac after game loads.Hit Save All. This crashed the Editor.Used Command+Shift+S to Save All after C ...

[CrashReport] - TRawMessageHandler<FTargetDeviceServicePong,FTargetDeviceProxyManager>::HandleMessage()

UE - Platform - Mobile - Jan 25, 2018

User comments:Packaging Android Crash with similar callstack fixed in 4.16: [Link Removed] I verified that the repro steps in that bug do not cause a crash in 4.18.3 Similar crash on Mac: [Link Re ...

Editor crash when Use Dynamic Material Instance is set to "True" on landscape

UE - LD & Modeling - Terrain - Landscape - Mar 23, 2018

Setting "Use Dynamic Material Instance" to true in the landscape details will cause the editor to crash. Reproduced in 4.19.0 CL 3944462 and 4.20 Main. This feature is not available in 4.18.3. ...

Keep State doesn't work when using an animation asset together with Anim BP

OLD - Anim - May 11, 2018

When using Keep State together with an Animation Blueprint on a Character, the Anim BP will override the Keep State and transition over to the idle animation as the animation in the slot no longer r ...

Welded grandchildren do not overlap properly when their grandparent is simulating physics

UE - Simulation - Physics - Jun 7, 2018

Grandchildren (C in an attachment hierarchy of A < B < C) that are auto welded have issues related to overlap events when moving via physics. They tend to overlap later than they should. This does n ...

Web browser widget does not receive input when used in a 3D widget component on Android

UE - Platform - Mobile - Jul 9, 2018

Web browser widgets to not receive input when used in a widget component on Android devices Update: Oculus Quest devs attempting to implement and interact with the web browser widget via widget i ...