[Bink Audio] - Bink not playing back wave files with 8000Hz Sample Rate

RAD - Jan 3, 2023

Wav files with 8000Hz sample rates can be imported into the editor, but fail to play with the Bink compression setting. PCM, ADPCM, and Vorbis work as expected. LogAudioDerivedData: Warning: Cooking ...

Bright Flickering or Black Squares with Rectangle Lights Intersecting Meshes

UE - Graphics Features - May 31, 2024

Rect Lights that intersect geometry can produce NaN pixels in SceneColor, which will affect bloom, FXAA, and other future passes. This can lead to large visible artifacts. The NaN values are produc ...

[CrashReport][Assert] UnrealEditor-D3D12RHI!FD3D12ResourceLocation::ReleaseResource() [Engine/Source/Runtime/D3D12RHI/Private/D3D12Resources.cpp:1392]

UE - Rendering Architecture - RHI - Oct 22, 2024

Users affected: 73 Total occurrences: 156 Last occurrence: October 22nd 2024, 9:59:58 am First occurrence: October 2nd 2024, 4:53:30 pm Latest version: ++UE5+Release-5.5-CL-36679577 Platform: Win64 ...

Crash in Format Text node when replacing existing text with a string table reference

Tools - Jan 25, 2021

The Format Text node may cause a crash when replacing existing hard-coded inputs with string table references. This looks to be dependent on whether or not the string table has been successfully use ...

Matinee movie recording is broken in 4.10

Tools - Dec 18, 2015

When trying to record a movie from a matinee in 4.10, it can fail for a number of reasons: 1. The folder does not exist 2. The cinematic view modes do not take effect 3. Trying to record a streamin ...

Loops don't work with SimpleParallel BT composite node

UE - AI - Dec 16, 2014

Loop decorators don't work with SimpleParallel BT composite node. We need to either fix it, or if we remove support for it restrict users from putting these decorators on SimpleParallel's children. ...

Blueprint compile failure with empty FTimerHandle return value

UE - Gameplay - Blueprint - Jul 13, 2017

Blueprint compile failure when returning a Timer Handle from a function call when the Timer Handle node is not connected. Compile failure message: "ICE: The type of property %s doesn't match a term ...

When OpenGL ES 3.1 is enabled for Android build in Handheld AR Template, camera inverts colors

UE - Platform - XR - Mar 26, 2018

When OpenGL ES 3.1 is enabled in Android Build settings, device prompts user to choose to "Allow ARInvertColor to take pictures and record video". If allowed, colors are inverted by the camera. If ...

UDIM UVs are wrong

UE - Graphics Features - Feb 19, 2020

UE4 applies 1-x transform to V coordinate when importing UVs from mesh. This is to handle GL/D3D differences in texture origin, but it breaks UDIM page addressing. It's possible to apply a fix to ...

Split pins on nodes within sub-graphs in an animation blueprint are broken

UE - Anim - Runtime - Mar 16, 2021

There's a bug in the anim bp compiler which results in split pins on animation nodes not being merged properly back onto their parent pin during compilation. The result of this is that any input to ...