Crash on startup with a Blueprint deriving from an abstract class with a SpriteComponent

Tools - Feb 7, 2018

Appears to be an issue with load order and the timing of when we populate the 'ShowSpriteCommands' and 'SpriteIDToIndexMap' containers, which we assert on if they're not the same size. The original ...

Feature Request: Make WASD movement cancel out movement when you press keys in opposite directions

UE - Gameplay - Input - Feb 3, 2023

slack discussion: [Link Removed] ...

Directional light triggers 'too many overlapping lights' error in forward shading

UE - Graphics Features - Sep 24, 2019

The underlying reason seems to be that the stationary lights require SM channels for casting shadows  from movable objects and they are assigned channels 0,1,2 by lightmass (or somewhere along the w ...

AddComponent node doesn't work correctly with macro libraries

UE - Gameplay - Blueprint Compiler - Apr 25, 2023

This is a unique problem with macro libraries and the AddComponent node. It would appear that the issue has to do with the MakeNewComponentTemplateName function that we use when we create these func ...

Tiled Landscapes imported with inverted Y axis rotation in World Browser

UE - LD & Modeling - Terrain - Landscape - Feb 23, 2015

When importing tiled landscapes into the world browser, the landscape tiles appear with inverted Y axis rotations. ...

Importing skeletal meshes with uniform scale >1 causes rotation in skeletal mesh editor to improperly register

OLD - Anim - May 11, 2015

If a skeletal mesh is imported with a uniform scale of >1, the rotation feature in Persona will not rotate bones at the proper ratio. The meshes rotation will slow down as the uniform scale increase ...

Editing multiple Math Expressions will crash the editor

UE - Gameplay - Blueprint - Dec 30, 2014

Editing multiple Math Expressions will crash the editor. ...

Geometry collection components report incorrect mass for character movement components

UE - Simulation - Physics - Sep 24, 2024

A player cannot move heavier GC objects even if we have a valid setup due to the GC not reporting the correct mass.  ...

Infinite loop error message does not help and spawns too many messages

UE - Gameplay - Blueprint - Dec 17, 2014

The infinite loop reporter is reporting every infinite loop by popping up a window for each problem loop. So if you have an actor with 3 loops that trigger the infinite loop error and then you have ...

Widget Component blurred by motion when attached to camera

UE - Graphics Features - Apr 10, 2019

Widget component appears to blur while in motion. When compared to other objects in the same frame of reference the widget component is the only one blurring. Regression: Yes This appears to have ...