The "alignas" keyword cannot be used with a USTRUCT

UE - Foundation - Core - Oct 24, 2018

The alignas keyword is not usable with a USTRUCT. It can be used with a normal struct. ...

Investigate if we can avoid re-sending properties using COND_InitialOnly when being woken from dormancy

UE - Networking - Oct 24, 2018

Investigate if we can avoid re-sending properties using COND_InitialOnly when being woken from dormancy. See: https://udn.unrealengine.com/questions/463660/dormant-actors-replicate-properties-set-t ...

Widgets do not preserve LDR on Media Textures when HDR is enabled.

Media Framework - Oct 23, 2018

LDR does not appear to be preserved when using media textures in widgets.  ...

Crash occurs when starting PIE on a level containing a FunctionalTest Blueprint and a sub-level with a landscape component in both levels

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

Placing a FunctionalTest Blueprint into a level that contains a landscape component and a sub-level that also contains a landscape component results in a crash when PIE is started. This only occurs ...

Camera cut gets repeatedly set when disabled

UE - Anim - Sequencer - Oct 23, 2018

DWG file crashes ODA translator

UE - Editor - Content Pipeline - Datasmith - Importer - Oct 23, 2018

Maybe an issue with the file as eDrawings cannot open it. ...

FObjectReplicator::ValidateAgainstState may validate against the wrong buffers

UE - Networking - Oct 22, 2018

In 4.14, changes were introduced to share replicated state between objects on the server (Shadow State) this was done to allow sharing property comparisons to determine when objects needed to replic ...

Packaging a runtime plugin in a Blueprint project causes some Editor files to be deleted

UE - Foundation - Cpp Tools - Oct 22, 2018

Attempting to package a runtime plugin (does not occur with a Development plugin) in a Blueprint project fails in 4.21 Preview 2. This also causes some Editor files to be deleted, including the Modu ...

Movement Tolerance for Spawn Per Unit Does Not Function

UE - Niagara - Oct 19, 2018

Motion tolerance for Spawn Per Unit does not affect the particle system. Even if the vaules are set very high. Found in 4.18 CL# 3832480, 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Preview 2 CL# 4472 ...

Maximum Resolution Windowed Mode Covering Task Bar

UE - Graphics Features - Oct 19, 2018

Using the maximum resolution available on the monitor for windowed mode results in the window overtaking the Windows taskbar. ...