FSoftObjectPath::ResolveObject references to the Editor's object in the first frame of Movie Render Queue

UE - Anim - Sequencer - MRQ - Dec 8, 2023

When implementing a sequencer system that uses FSoftObjectPath to reference an actor placed in a level (at runtime, the corresponding actor is obtained by calling FSoftObjectPath::ResolveObject), Re ...

Anim Sequence editor no longer displays track names

UE - Anim - Runtime - Dec 7, 2023

Looks like this was broken during the anim data model refactor.  The data exists on the data model now so we can probably display this via a details customization ...

Mesh Space Additive behave differently for non-animated bones and extra bones on a target skeleton

UE - Anim - Runtime - Dec 6, 2023

Typically, non-animated bones behave the same way as extra bones on a target skeleton. However, it appears that this isn't the case for mesh space additive sequences. When a bone is present on th ...

Using GameCenter from iOS15 onwards requires a plist entitlement key

UE - Platform - Apple - Dec 6, 2023

Apple added a new Entitlement plist value starting with iOS15 to allow connecting with GameCenter.  It's a boolean value with the key: com.apple.developer.game-center Without it, the app can not co ...

Nanite cast shadows from all lights, regardless of lighting channel configuration

UE - Graphics Features - Nanite - Dec 4, 2023

This behavior is inconsistent with the behavior of non-nanite meshes, which receive light and cast shadows only from lights in the same lighting channel. [Image Removed] ...

Setting Texture Group "UI" from Editor Utility Blueprint at Import causes a crash

UE - Texture - Nov 28, 2023

In Blueprint, binding a custom event to OnAssetPostImport and setting TextureGroup to UI causes the UE editor to crash. But if it sets to the other group like "World" or "Character", this crash does ...

Material containing null expressions crashes when launching the editor with the -Game flag

UE - Rendering Architecture - Materials - Nov 23, 2023

This comes from a UDN report. [Link Removed] When launching the editor with -game, if a material contains a null expression (for instance because that material expression has been removed), the bin ...

Ledge Movement Stuck (CheckLedgeDirection is always returning true)

UE - Gameplay - Nov 20, 2023

The issue appears to that CheckLedgeDirection almost always returns true, which returns the leftward side step. This is correct for the leftward direction, but is not valid for the rightward directi ...

Movie Render Queue shows different behavior when a sequencer window is opened

UE - Anim - Sequencer - MRQ - Nov 20, 2023

When running Movie Render Queue job for a sequence which uses FKControlRig and a sequencer window is opened, Track->ReplaceControlRig() is called every single frame, not only an initial frame. This ...