Crash when Editing Text in Libraries Category Text field within Material Functions

UE - Rendering Architecture - Materials - Jun 7, 2016

When editing the 'Libraries Category Text' field within a Material function a crash occurs. Regression? Yes, this crash does not occur in the 4.11 release. I have attached an image for reference. ...

Soft References resolved at Runtime result in References to Persistent Assets

UE - Gameplay - Aug 23, 2018

It is believed that soft references resolved during runtime, point to the edit time instances of actors instead of the runtime instances. This issue does not reproduce when it is called from an Inp ...

Nativizing Blueprint fails when struct is not initialized properly

UE - Gameplay - Aug 27, 2018

The PreferredNavData member of NavAgentProperties isn't properly initialized. It is using some constructor that doesn't seem to be valid. This is a regression from 4.19.2 (CL-4033788) as this same s ...

Runtime Virtual Texture samples at low precision for very large volumes

UE - Graphics Features - May 31, 2022

When using a runtime virtual texture with a resolution of greater than 2^24 we can start to see a lack of precision in sampling when the sampling UVs get closer to 1. To see this we need to be usin ...

Crash when Removing and adding players on client

UE - Networking - Apr 26, 2016

Crash when Removing and adding players on client. If the user adds a player to the client and then removes that player and then adds another one. This appears to crash the editor ...

OBJ file causes a `Debug Assertion Failed!` error

UE - Editor - Content Pipeline - Import and Export - Dec 23, 2015

When importing this users file of an OBJ asset there will be an assertion failed error. On the import message if you hit "ignore" until the mesh imports all will work in 4.10 or later. This was no ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

UE - Graphics Features - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

Numpad + Shift does not release keystrokes

UE - Gameplay - Input - Nov 9, 2021

The combination of Numpad + Shift seems to have various problems. https://answers.unrealengine.com/questions/899468/what-is-the-issue-with-shift-num-key-combinations.html  Regression No, according ...

Inconsistent events triggered by FlushProcessedKeys during keyboard hold input

UE - Gameplay - Input - Dec 20, 2024

Key repeats from the OS do not affect the EnhancedInput normally, but it causes inconsistent event triggers when FlushProcessedKeys is called with holding a keyboard key down. Removing references t ...

Animations on joints with ZXY Rotation Order don't work in 4.10

Tools - Dec 15, 2015

Animations on joints with ZXY Rotation Order don't work in 4.10. The attached fbx has an animation that should show the thigh_l joint rotating back and then back to default position. This bug does ...