Unreal Engine Issues

Lumen indirect lighting artifacts when far from world origin

Lumen seems to not be using Large World Coordinates somewhere. The Lumen Scene develops artifacts at large distances (5000 KM) from the world origin. ...

Crash when duplicating component with Instanced property initialized with CreateDefaultSubobject

An editor crash can be observed when copy-pasting an actor with an actor component with an instanced object property when set to a non-default value. Detailed steps to reproduce are provided below. ...

GetRelevantAnimTime functions don't work with State Aliases

GetRelevantAnimTime family of transition don't work with state aliases ...

Include option to use ViewTarget's location when determining relevancy

When determining relevancy for an actor based on distance, the location of the player's view point is always used if it is available, rather than the location of the view target (see FNetViewer and ...

Request to ensure all setup parameters have units described in tooltips

UDN customer requests that all parameters have units in their tooltips. Need to do a sweep and check what might be missing. This is not a regression, the information will have never been their in t ...

Crash when calling FillDataTableFromCSVString() while viewing the contents of the data table

When the function UDataTableFunctionLibrary::FillDataTableFromCSVString() is used from Editor Utility Blueprints or Python Scripts, and the contents of the affected Data Table are currently being vi ...

Incorrect Redirector(s) created when renaming a LevelSequence

Renaming the LevelSequence also renames the internal DirectorBP. Renaming the BP triggers the rename of its BlueprintGeneratedClass asset. A Redirector will be created for the BGC but it will be in ...

Nanite static mesh is still visible even if "Render in main pass" or "Render in depth pass" is used

Applied external forces to vehicles may be nullified by sleeping

If Entering sleeping state and applying external force are same time, the external force is nullified and the vehicle stops immediately. p.Chaos.Solver.SleepEnabled 0 or __ setting SleepLinearVel ...

Double clicking on Interface Function in Blueprint Graph does not take you to the function implementation.

When double-clicking on an interface function call within a blueprint, the expected behaviour is that it will take you to the implementation of this function. However, it currently does nothing. ...