Using PC_Enum instead of PC_Byte with CreatePin results in incorrect pin

UE - Gameplay - Blueprint Editor - Jul 23, 2021

This is a bug that can make it confusing for users (and internal devs) to make custom nodes related to enums.  This is occuring because the PC_Enum type was added after the original PC_Byte but  ...

Mobile Previewer: Content Scale Factor 0 Issues

UE - Platform - Apple - Jul 13, 2021

There are several reported issues with Save Zones displays in the mobile previewer when the Mobile Content Scale Factor is set to 0.  When MobileContentScaleFactor is set to 0 a couple things hap ...

Mobile Previewer: Safe Zone Invalid Until Window Resize

UE - Platform - Mobile - Jul 12, 2021

When the Mobile Previewer loads, the Safe Zone widget is not working properly at startup, and requires a window resize to update to the correct Safe Zone. ...

Setting replicated TArray in PostLoad prevents repnotify from being called

UE - Networking - Jul 12, 2021

See linked UDN for more details and a sample project reproducing the issue. The issue seems to be that the object's archetype doesn't have any changes made to the array in PostLoad, so the shadow st ...

Ray tracing in sequencer causing AO ghosting

UE - Graphics Features - Jul 12, 2021

Static mesh components spawned in the UCS along a spline require lighting to be rebuilt after a map reload.

UE - Gameplay - Components - Jun 17, 2021

Seems to be somehow related to components being instanced in the Construction Script according to a spline. The transforms are slightly off by more than 1.e-2f. They are reconstructed on load with a ...

[Feature Request] Artists want "importing fbx chunks" functionality back in chaos fracture.

UE - Simulation - Physics - Destruction - Jun 11, 2021

Some artist customers want a tool to customize fractured mesh in chaos fracture just like the functionality "import fbx chunks" in APEX destruction, that could give them more controllability of the ...

Overriding a subobject's class in a native base class can lead to that component being null in derived Blueprints (FObjectInitializer::SetDefaultSubobjectClass)

UE - Framework - Blueprint Compiler - Jun 10, 2021

Overriding a subobject's class in a native base class can lead to that component being null in derived Blueprints.  ...

Child blueprint classes do not inherit "ClassGroup" from their native parents

UE - Gameplay - Blueprint Editor - Jun 7, 2021

When creating a blueprint component based off of a custom native class that utilizes the ClassGroup metadata  ...

Significant editor slowdowns when moving blueprinted actors while having a different complex blueprint open

UE - Gameplay - Blueprint Editor - Jun 7, 2021

A Blueprinted actor's construction script time can be affected by the complexity of an opened level Blueprint. ...