Landscape No Longer Renders when Setting Max Desired Draw Distance Above 0

Rendering - Jul 1, 2019

Landscapes no longer renders when setting max desired draw distance above 0. Found in 4.21 CL# 4753647, 4.22 CL# 7053647, 4.23 CL# 7208101. 4.24 CL# 7210422 ...

Fix forwarding of dedicated flag and number of players when running a functional test

Networking - Jun 21, 2019

As described in the UDN question, some settings aren't forwarded correctly to the game instance in PIE during a functional test. Proposed patch attached. ...

AddToPlayerScreen not filling of player screen by widget.

Tools - UMG - Jun 21, 2019

At screen resolutions other than 16: 9, widgets added with AddToPlayerScreen can not be completely filled. The final size calculated by GameLayerManager seems to be incomplete. ...

Draw Post Process Material to Render Target cannot use SceneTexture

Rendering - Jun 20, 2019

Draw Post Process Material to Render Target cannot use SceneTexture. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 7053642, 4.23 CL# 7062535 ...

QueryOnly SkeletalMeshComponent causes collisions

Physics - Jun 19, 2019

A SkeletalMeshComponent set to query only physics still interacts with collision. This is a regression from 4.21 Seems to be a side effect from a change to GetCollisionEnabled_CheckOwner ...

Gameplay Abilities: FAttributeSetInitterDiscreteLevels::PreloadAttributeSetData does not allow FGameplayAttribute.

Gameplay - Jun 19, 2019

Moving from "float" to "FGameplayAttribute" is causing a test to fail. ...

Component name conflict when reparenting from a blueprint parent to a native parent causes data loss and component pointer to be null.

Gameplay - Blueprint Compiler - Jun 18, 2019

Reparenting a blueprint from a blueprint to a native class will cause data loss if both parents have a component with the same name. The component ptr will always be null after reparenting. Expected ...

Previous Tangent Recalc` and Size by Life misbehave at low FPS

Rendering - Cascade - Jun 18, 2019

At low FPS particle systems with "Previous Tangent Recalculation" enabled in the Ribbon Data result in messy mesh generation. Found in 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6925347, and 4.24 ...

If using Launcher build, Advertising Identified (IDFA) code for iOS can NOT be disabled by project settings

Platform - Mobile - Jun 18, 2019

By UE-68313, user can disable IDFA without customizing engine code. But, if using Launcher build, the added settings( Enable Advertising Identified(IFFA) ) does NOT work correctly. Because engine co ...

Error during packaging if nativizing a blueprint that contains a TMap with a UserDefinedEnum as a key

Gameplay - Blueprint - Jun 17, 2019

Certain Map container calls (e.g. Find, Add) will fail to compile at packaging time if a Blueprint class containing a Map variable with a user-defined enumeration as the key type is nativized. This ...