Widget With Spinbox Crashes When Destrcutor Is Called With Multithreaded Destruction Enabled

UE - Foundation - Core - UObject - Feb 28, 2020

When a widget with a spinbox is calls it's Destructor with "Multithreaded Destruction" enabled the engine crashes. I have tested in 4.23.1, 4.24.3, and 4.26 Main with "Multithreaded Destruction" dis ...

Actor Sequence Component doesn't work when actor is spawned in runtime

UE - Anim - Sequencer - Jan 27, 2021

It works in the PIE and standalone mode. But after packing the build, the animation won't start in runtime. ...

Volumetric fog flicker side screen

UE - Rendering Architecture - Nov 29, 2023

The flicker is visible in Epic scalability as well, it is just smaller on screen because the fog voxels are smaller (r.VolumetricFog.GridPixelSize). ...

LevelSequence Editor consumes input, even if the user last focused the Level Viewport

UE - Anim - Sequencer - Nov 27, 2024

LevelSequenceEditor has input priority over the Level viewport and other editor modules even though the Level viewport has been the last one selected. An example would be a cut operation. If you ha ...

GPU Particle Collision changes based on Normal Intensity on Colliding Surface

UE - Graphics Features - Jun 18, 2015

Increasing the intensity of a Normal Texture on a colliding surface will cause the collision of GPU particles to behave strangely, looks to be falling through floor, when you are using a Constant Ac ...

Attaching a Skeletal Mesh by setting it's Parent Socket causes the mesh to be offset and rotated

UE - Gameplay - Oct 9, 2015

Attaching a Skeletal Mesh by setting it's Parent Socket causes the mesh to be offset and rotated User Description: I still need to test using the BP you recommended. I tried again using the charac ...

'HighResShot 2' is not taking a screenshot for a packaged project

UE - Graphics Features - Mar 19, 2015

When you attempt to take screenshot in a packaged project with the Console Command 'HighResShot 2'. This command works in editor but not in a packaged project. Issue with packaging in Main CL# 248 ...

Changing the directional light from stationary to movable causes the mobile preview to show dark

UE - Graphics Features - Nov 5, 2014

When Changing the Light source in the Sci Fi Hallway from stationary to movable, the room will become dark on Mobile preview. ...

Crashing when attempting to open a Room blueprint in a users project

UE - Gameplay - Blueprint - Jan 28, 2015

A crash is occurring in this users project when you open one of the Room Blueprints in the users project. Unable to recreate unless using the users project. Crash Reporter: [Link Removed][Link Re ...

Standalone Window Size Not Displaying In Fullscreen

Tools - Jun 15, 2016

Setting the standalone window size does not seem to have any effect, and using the -fullscreen parameter does not display the window in fullscreen. Setting the Standalone Window Size to 1920x1080 a ...