Unreal Engine Issues

UAT generates invalid package name for Gauntlet Automation Test

Bake to control rig doesn't process virtual bones

It seems that virtual bones aren't being processed as part of the bake to control rig workflow. This was reported on the linked UDN. When baking to control rig, it seems that virtual bones use the ...

AbilityTask_NetworkSyncPoint can cause duplicate Gameplay Effect applications

A recent change to UAbilityTask_NetworkSyncPoint generates a second Prediction Key before broadcasting the OnSync delegate which may be preventing the server from removing the locally predicted GE ...

SceneCapture2D Render Targets do not retain Alpha when in Rendering Preview for Vulkan and ES3.1

Regression: This issue does not occur in Release-5.0, so this is a regression The widget completely obscures the screen only when switching Preview Rendering modes without looking at the create Blu ...

When IOStore is enabled, -createchunkinstall separates out chunk-non-0 pak files but not utoc/ucas files

The -createchunkinstall option is used to separate out chunk>0 CDN/patch data from the main packaged app, but when using it with the IOStore enabled, only the pak files are separated out but not the ...

[AI] Assert leading to crash in FRecastTileGenerator::AddReferencedObjects

Licensee has reported a couple cases of an assert happening stemming from FRecastTileGenerator::AddReferencedObjects in a built game. They are limiting the MaxTileGeneratorTasks to 1. The crash occu ...

Notifies on sequences are not triggered from Montages in linked anim instances

Notifies, that live on anim sequences that are played via montages, are not currently triggered when the montage is played via a slot in a linked anim graph. It seems that the notifies are in the s ...

Collab Viewer Template menu does not function properly in VR Preview

Regression: Tested this issue in Release-5.0, this issue did not occur so regression is yes There are chances that the menu will disappear as if functioning properly, but it locks out all control f ...

Crash due to memory after opening the World Partition window with large objects

Regression: Tested in UE5/Release-5.0, this issue does not occur so regression is yes. Reproducing this issue has a mixed reproduction rate. I have gotten the editor to crash when scaling the cube ...

Make Enhanced Input More Extendable

Enhanced Input could use another pass to make sure classes, functions and data are properly exposed to both be safe and allow users to change/expand Enhanced Input. ...