Unreal Engine Issues

Crash in WorldPartition when creating cyclic references in LevelInstances

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

Liftoff caused by root motion may leave a Character in walking movement for customized project

If a Character has active root motion while walking (animation root motion OR a Root Motion Source), and this root motion causes vertical motion that "lifts off", it's possible for the Character to ...

Streaming Virtual Texture UDIN V Offsetting

UDIN virtual textures appear to have row 0 (U coordinate [0 - 1) swapped to the other side of the texture vertically. ...

UCommonVideoPlayer/Electra does not work in 5.3

This appears to be connected to playing immediately upon opening. This behavior is not observed when in the Release-5.1 or Release-5.2 streams. With the same setup, the video will start playing on t ...

Widgets will bind input delegates to the Player Controller's Input Component, but never unbind them

This is a bug introduced with 18468289 a while ago. We added this functionality for [Link Removed], which allows input event nodes to be placed within widgets and have them behave correctly.  This ...

PrimaryAssetRule settings are not applied correctly when packaging with custom PrimaryAssetLabel

Groom couldn't be rendered into ObjectID pass through MRQ

Raise the issue here since also other Developers met the same problem and reported to me. Object ID rendering for Groom is working in previous version(5.0 for example) ...

Error with variable during blueprint compile when selecting and deselecting widget name in UMG

Selecting/deselecting the name of the widget on the UMG Designer will detect bleuprint changes. If compile blueprint at this time, it will output an error "due to old pin". The widget name has not a ...

After breaking a level instance without Actor Folders, moving its actors between folders of the world-partition map does not work correctly

If a standard level (without Actor Folders enabled) is added to a world-partition map (with Actor Folders enabled) as a Level Instance, and then that instance is "broken" so that its actors are inco ...