Warning when Editing a Variable with an empty Gameplay Tag Query - Warning: Error parsing FGameplayTagQuery!

Gameplay - Feb 14, 2019

Warning is thrown when Editing an empty Gameplay Tag Query variable:Warning: Error parsing FGameplayTagQuery! This issue is also occurring in 4.21.2. Once the Gameplay Tag Query has tags in the Qu ...

Malformed command sent to UAT if BuildCookRun command ends with a trailing slash ("\")

DevTools - Feb 14, 2019

Including a trailing slash ("\") at the end of a BuildCookRun command sent to UAT results in UAT receiving a malformed command. If the command ends with a slash, the resulting command that UAT recei ...

Potential for race conditions in startup movies to cause crash

Tools - Feb 14, 2019

In startup movies there is a potential for a race condition when getting the size of an FMovieViewport. This has led to crashes for licensees. The shared pointer ...

Daydream "Quit Game" node returns to homescreen of device instead of Daydream VR home

Virtual Reality - Feb 14, 2019

Google App store rejects UE4 apps with the response: "App switches to a 2-dimensional view unexpectedly When in VR, your app should never display any 2D images. For more information and examples, p ...

User Defined Struct causing crash due to accessing freed memory when using Stompmalloc

Gameplay - Feb 14, 2019

A licensee has reported that Custom Structs can cause a crash when using StompMalloc under certain situations. Regression?: No This occurs in 4.20 ...

Bones with physics enabled stretch when moving over the Actor set in the TickGroup after PrePyhsics

Physics - Feb 14, 2019

When moves over the Actor set after PrePhysics( e.g. DuringPhysics ), the bone with the physics enabled will stretch. Instead of directly using PhysicsAsset, using RigidBody nodes does not cause th ...

Transform Origin Actor does not work when BlendType is Relative

Sequencer - Feb 14, 2019

This project has enabled the Override Instance Data of Level Sequencer. Licensee wants this Transform Origin to work if it change the  Blend Type to Relative. [Image Removed] ...

Volumetric Lightmaps do not work with Landscape texture mapping

Rendering - Feb 13, 2019

It appears that the Lightmass Volumetric Lightmap does not work with Landscape textures. When it samples the Landscape with some textured material, the resulting lighting build data does not match t ...

Datasmith re-import crash - UE4Editor-UnrealEd!UMaterialInstanceConstantFactoryNew::FactoryCreateNew

Datasmith - 3dsMax - Feb 13, 2019

From user:I'm getting repeatable crashes on re-imports after I've re-worked the models a bit in Max. The workaround now is to just delete everything from Unreal and do a fresh import, but as my o ...