Unreal Engine Issues

UMG: Drag-drop widgets get stuck at (0, 0)

Reported on the dev forum, drag-drop widget is broken in the 5.1 Preview.https://forums.unrealengine.com/t/unreal-engine-5-1-preview/662523/221 Anyone else having problems with UUserWidget::SetPosi ...

The == and != symbols of the 'Not Equal(Enum)' and 'Equal(Enum)' are obscured

This is not a regression this has existed since as early as 2015(seen screenshot: [Link Removed]). Tested in //UE4/Release-4.27 CL18319896, and //UE5/Release-5.0 CL20979098 As user reported the == ...

Don't allocate landscape heightfield collision component scene proxies when Collisions display is off

ATM, ULandscapeHeighfieldCollisionComponent's scene proxy is created all the time, although it's only used for displaying collisions when Collisions mode is on. The scene proxies pre-allocate a very ...

[UDN] Static array of UObject pointers gives x3004 error in Material Editor.

Deadlock in Editor Asset Subsystem when waiting for loaded assets

[Impulse Response] - Opening an Impulse Response asset throws errors in the Output Log

Errors are appearing in the log when opening an Impulse Response asset type. This does not occur in Release-5.0 and is a regression. Note: The IR appears to still work normally as part of a Submix E ...

Actors disappearing after saving a large number of modifications to world partition maps

From Licensee: "We've encountered a world partition bug where newly created actors go missing in the viewport and Outliner after saving modifications to a large number of actors. This bug is partic ...

GPU Lightmass and HLOD not working

(Enduring Games) Conversation with customer includes test project within which the config changes are also present for review. ...

Blueprint Interface Implemented and Inherited Interface naming is reversed

Naming for Inherited Interfaces and Implemented Interfaces is reversed in 5.1 and Main. Inherited interfaces act like implemented interfaces, and inherited interfaces appear listed under Implemented ...

Creating a new C++ class derived from the UAbiltyTask from the Gameplay Ability System plugin fails to compile

This is not a regression Tested in //UE5/Release-5.0 CL20979098 Creating a new C++ class derived from the Abilty Task from the Gameplay Ability System plugin fails to compile. From the Live Coding ...