Unreal Engine Issues

STileView EventOnListItemObjectSet function is not called if the TileView items are cleared and then the same exact items are re-added

Result: In UMG_TileViewItem, EventOnListItemObjectSet function Trigger once Expected Results： EventOnListItemObjectSet function Trigger twice ...

Transform behavior of attachments is abnormal when scaling the parent actor along a single axis.

Here are gif screenshots of the different results in UE and Unity of the same operations. [Image Removed] [Image Removed] ...

New Viewport Resolution setting increases every time a new PIE window is launched

When closing a PIE viewport, we write the size back to the New Viewport Resolution setting in case the window was resized during play. However, we do not account for the window border, and write bac ...

Platform-specific defines not picked up by Intellisense

With the way PLATFORM_XSX, PLATFORM_PS5 etc. are defined, it seems intellisense doesn't know about them, because the .vcxproj only references the Win64 version of Definitions.h, and they are defined ...

Diff against Workspace/Diff against Previous version doesn't work with OFPA actors

UDN reporting this: [Link Removed] ...

Material Instance Editor Bug: Vector Parameter Channel Names not showing up in Layer Parameters panel

Material Layers do not properly display parameter custom names in the same way that regular materials do.  [Link Removed] ...

Breaking level instances does not adequately fix up actor references

Details in link. ...

Crash when deleting function referenced by instanced object.

Crash when dragging and dropping sub-level Actors into HLOD Outliner

In 4.27.2 a new cluster is created without any problem. ...

Blueprint functions with nested structs referencing UDataAssets generate errors if root not passed by value.

The source of the error appears to be a stray DefaultValue="None" that's contained within the inner "Test_Nested_TestContainer" split pin (copy/paste the node to notepad to see this). If you refresh ...