Construction Script Does Not Update Parameters Of An Actor Component

Gameplay - Core - Oct 16, 2018

The construction script does not update the parameters of the actor component. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Preview 1 CL# 4435822, 4.22 CL# 4470579 ...

Procedural Mesh Component Memory leak when destroyed from an Array

Gameplay - Oct 15, 2018

When destroying an Actor with a Procedural Mesh Component; that is stored in an Array Variable, the memory for that Actor's Procedural Mesh Component is not cleared, leading to a Memory Leak. Howeve ...

EarlyZPassOnlyMateriaMasking Makes Masked Materials on Particles Flicker When Close to the Camera

Rendering - Cascade - Oct 12, 2018

When "r.EarlyZPassOnlyMaskedMaterials" is enabled, masked materials used with particles will flicker when close to the camera. Found in 4.17 CL# 3658906, 4.18 CL# 3832480, 4.19 CL 4033788, 4.20 CL# ...

Unable to rename Blueprint Custom Events Input Parameter to: "NEWPARAM"

Gameplay - Oct 12, 2018

In an Actor blueprint, creating a custom event with an input parameter and renaming said parameter to "NEWPARAM" will not rename the parameter. Note: Renaming the parameter to another name, and t ...

Sub-components with the same name are not displayed on the correct parents in the Blueprints editor

Gameplay - Oct 12, 2018

Sub-components with the same name are not displayed on the correct parents in the Blueprints editor.  Upon creation of an Actor blueprint initially derived from a c++ base class (VRCharacter) which ...

UMG Background Blur Not Working On Android

Platform - Mobile - Oct 9, 2018

UMG Background blur does not appear when packaged for android. It will work in PIE at the same preview level but not when packaged for the device. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 ...

Lighting Only Affects Tilemaps From One Direction

Rendering - Oct 9, 2018

Lighting only affects tilemaps from one direction.  Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.22 CL# 4435744 ...

Inconsistent Blueprint Instance Physics/Collision edit-ability

Physics - Oct 9, 2018

For Blueprints with components having collision, the collision profile set in the blueprint seems to determine the edit-ability of many collision/physics properties of the instances. The profiles ef ...

Float value of AIDataProvider_QueryParams is cast faild

Gameplay - AI - Oct 9, 2018

IntValue and BoolValue is always indefinite value in UAIDataProvider_QueryParams::BindData(). Attach the result of Watch in VS. ...

Calling LoadLevel within OnLevelShown delegates causes an array modification during range-for iteration assertion

Gameplay - Core - Oct 8, 2018

Ranged-Based for in ULevelStreaming::BroadcastLevelVisibleStatus iterates an array which can become modified during execution if new levels are added. ---------------------------------------------- ...