Unreal Engine Issues

Default Wireframe View within the Niagara Preview Window is Difficult to Visualize

The environment geo is getting in the way and the particle's wireframe outline is the same color as the environment. A current workaround it going to the Preview Scene Settings and turning off the e ...

Cannot key font material for UMG Widget animations

Media Playback - PNG Image Sequence Crashes Editor

The attached 105 frame PNG image sequence ( 1920x1080 w/alpha ) crashes the editor in UE 5.3 and 5.4 when played in the media player or in a MediaPlate.   The same image sequence does not crash the ...

Quixel Bridge opens as a blank window when opening through the UE Main toolbar on Intel Mac

Regression unconfirmed because this is a new feature. This is not a regression for UE. Tested in //UE5/Release-5.3 CL28051148. Update: When attempting to reproduce on Apple Silicon, Bridge opens ...

Camera set to Projection Mode Orthographic doesn't appear to be rendering Sky Atmosphere

This is a regression. Tested in //UE5/Release-5.2 CL26001984 It appears Sky Atmosphere isn't rendered by a camera with projection mode set to Orthographic. ...

Free physics constraints between two objects of differing size causes smaller object to jitter

A cube constrained to a physics actor will start to jitter uncontrollably when interacted with. (see attached media and repro steps for more details) Tested in the following //UE5-Release-5.3-CL ...

Landscape components not returning physical material with LineTrace in Editor mode

The OutHit from a LineTraceByChannel against a landscape in Editor is not returning the Physical Material of that landscape. While PIE there is no issue. While using BoxTrace (even in Editor) there ...

Replace Selected Actors With option breaks spawnable bindings when used with spawnables in Sequencer

Replace selected actors with seems to remove the spawned actor without the sequence being aware that this happened. ...

Assertion failed: ExportSettings == *ExistingExportSettings [File:D:\build\++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\Lightmass\Lightmass.cpp] [Line: 546]

Generated from CrashReporter Logs can be obtained via Crash Reporter ...

Crash occurs when opening FP_Walk_Fwd in the First Person Template

This is a regression. Tested in //UE5/Release-5.2 CL26001984 Opening the FP_Walk_Fwd animation in the first person template results in an assertion. ...