5.4, FRHIMemoryPool leaks memory

UE - Rendering Architecture - RHI - Feb 12, 2025

FRHIMemoryPool will leak data when it is destroyed. "FRHIMemoryPool::Init()" will create "FRHIMemoryPool::DesiredAllocationPoolSize" new "FRHIPoolAllocationData" objects, stored in "FRHIMemoryPool: ...

FX.TestGPUSort fails on Vulkan

UE - Niagara - May 5, 2025

“FX.TestGPUSort” fails on both PC Editor and Android with Vulkan RHI. ...

USourceControlHelpers::IsEnabled crashes shipping builds

UE - Editor - Workflow Systems - Aug 11, 2025

The licensee has reported that the naming of the IsEnabled node is not descriptive enough and can be easily confused with other IsEnabled functions or variables. The Licensee has requested that the ...

Downsampled SceneColour textures are not invalidated after ComposeToNewSceneColor when TSR is enabled leading to AfterMotionBlur materials not rendering bloom

UE - Graphics Features - Sep 11, 2025

When an emissive AfterMotionBlur material is used with TSR, Bloom is not applied to the material. The cause for this appears to be that AfterMotionBlur materials are composed to a separate texture ...

Scaling pivot ignores pivot being used

UE - Gameplay - Apr 20, 2015

Scaling pivot of an actor does not scale correctly unless used for all directions. ...

Certain components created at Runtime appear to have unnecessary scene components

UE - Networking - May 8, 2015

When PIE is selected certain objects that are created at runtime have scene components that give log warnings in the Output Log. Effected objects include GameSession and GameNetworkManager ...

Cannot connect to source control on Linux

UE - Platform - Linux - Mar 30, 2015

Pressing the "Connect to Source Control" Button on a Linux project does not open the "Source Control Login" window. Looking at the Message Log for source control it says that "Source Control is dis ...

Opening a data table based on a struct with a slate brush variable crashes the editor

UE - Editor - UI Systems - Slate - Feb 1, 2016

Attempting to open a data table based on a struct with a slate brush variable crashes the editor. Frequency: 2/2 CrashReporter: N/A ...

PBO Disable option does not work in Hide Bone By Name node

UE - Simulation - Physics - Aug 10, 2015

PBO Disable option does not work in Hide Bone By Name node See repro and images[Image Removed][Image Removed] ...

"ERR: Transient text cannot be serialized" after converting to 4.8

UE - Foundation - Core - Jul 3, 2015

"ERR: Transient text cannot be serialized" after converting to 4.8. Many users are seeing them in the logs. Example Project: [Link Removed] ...