Button input is ignored when toggling Input mode from UI to Game

UE - Gameplay - Input - Oct 31, 2018

IE_Released is called when switching between the Game and UI input modes, despite the button being still held. Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4527422), 4.22 (C ...

Draw Debug String off-center in VR

UE - Platform - XR - Nov 1, 2018

DrawDebugString does not render at set location in VR Other debug helpers rendering as expected Engine/Source/Runtime/Engine/Private/DrawDebugHelpers.cpp DrawDebugString looks to be the only fu ...

Reset To Defaults in Editor Preferences Graph Editor does not work consistently

Tools - Nov 7, 2018

The Reset to Defaults button in Editor Preferences does not reset all the properties to their default values. Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4543149), 4.22 (CL ...

Mesh is not displayed when duplicating Hierarchical Instanced Static Mesh

UE - Graphics Features - Nov 5, 2018

Mesh is not displayed when duplicating Hierarchical Instanced Static Mesh. It is displayed by editing the Transform of Instances. This problem does not occur in 4.19. It seems to happen in 4.20 and ...

Cannot package an Engine plugin if another Engine plugin depends on the plugin being packaged

UE - Foundation - Cpp Tools - Plugin System - Nov 12, 2018

Packaging an Engine plugin fails if another Engine plugin lists that plugin as a private dependency. In the two attached plugins, PluginA lists PluginB as a required plugin in its .uplugin file, and ...

UCanvasPanelSlot::PostEditChangeChainProperty does not call Super function

UE - Editor - UI Systems - Nov 13, 2018

UCanvasPanelSlot::PostEditChangeChainProperty not only does not call its Super function unless the anchor node has been set, but it calls Super:: PostEditChangeProperty instead PostEditChainProperty ...

Volumetric Fog Renders incorrectly in the right eye for Oculus when Instance stereo is enabled

UE - Platform - XR - Nov 14, 2018

Volumectric Fog causes Actors to render differently in each eye when instanced stereo in enabled. The left eye appears to render the scene correctly while the right appears to render the actors in t ...

CreateProxyObjectForPlayMontage does not report if cannot play

UE - Anim - Rigging - Nov 15, 2018

UPlayMontageCallbackProxy::CreateProxyObjectForPlayMontage creates a proxy object and immediately calls PlayMontage. If the montage fails to play (no mesh component, no animinstance, Montage_Play it ...

Investigate bNetStartup not being set properly for ChildActorComponent actors in streamed in levels

UE - Networking - Nov 12, 2018

bNetStartup for actors spawned by a ChildActorComponent placed into a level may not be set properly, causing references to those actors to not replicate to clients. ...

Crash when copy and paste a Child Actor Component in blueprint.

UE - Gameplay - Blueprint - Nov 14, 2018

A crash occurs when copy and paste the ChildActorComponent, only if the template actor has a DefaultSubObject. There is no crash in the case of using Actor (eg. AActor) without a DefaultSubObject as ...