Unreal Engine Issues

Add ThinLTO support to iOS

iOS link times could be sped up by adding ThinLTO support as was done for Android recently. ...

Iris - Function descriptors will prevent protocols from being marked as fully push based

[MetaSounds] The Members' detail panel does not accurately update after making an edit and selecting a different member

Note: This issue also affects MetaSound Patches and any Members Menu List Repro Rate: 5/5 Regression marked as No: issue was seen in 5.2 and 5.1  UE5+Release-5.2-CL-26001984 UE5+Release-5.1-CL- ...

GPU ribbon links can occasionally fail

Sometimes GPU ribbons will link between one another like this, checking in the debugger you can see that the RibbonIDs are different. [Image Removed] ...

Allow for Chords in the EnhancedInputUserSettings

UE Editor 5.3 - Level Viewport - Unlocalized Issues

How to Reproduce: 1. Open Editor 5.3 (ReltestB) in Localized version (culture= ) 2. Click on the "show" icon in the level viewport 3. Navigate to the following locations in the Show menu and observ ...

Added Scene Components are Missing Billboard Nodes

Newly added scene components to blueprints will have no billboard sprites, and thus cause the actor to be invisible in the editor unless other visible components are added. They exist on the default ...

Iris - check hit in FNetBitStreamWriter::InitBytes if object has only COND_InitialOnly replicated properties

InitOnly FReplicationStateDescriptors will have a value of 0 for ChangeMaskBitCount, so if an object only has COND_InitialOnly properties, its FReplicationProtocol will also have a ChangeMaskBitCoun ...

Reset to default behavior for arrays is inconsistent about updating customized struct headers

The behavior for resetting the default for customized struct properties is inconsistent and needs to be reviewed and fixed. Currently we see this behavior:In non-array properties, the header will be ...

Keep Simulation Changes Applies to Incorrect Actor with Sublevels

When setting properties and saving simulation changes, EditorUtilities::GetEditorWorldCounterpartActor and EditorUtilities:GetSimWorldCounterpartActor functions seem to get the wrong actor. Actors i ...