CRASH: 4.6.1 When running a dedicated server

UE - Gameplay - Blueprint - Dec 24, 2014

Crash Report: [Link Removed] <unknown module>! KERNELBASE!RaiseException() <unknown module>! UE4Editor_Core!FOutputDeviceWindowsError::Serialize() <unknown module>! UE4Editor_Core!FMsg::Logf__VA( ...

Add multiple interface support to the multicast API of FSocket

UE - Networking - Jun 20, 2018

The calls to JoinMulticastGroup and LeaveMulticastGroup on FSocket do not allow for the interface address to be passed in, only the the group address. The interface address is currently hard-coded ...

Fbx exporter does not support component overriden material color

UE - Editor - Content Pipeline - Import and Export - Jul 29, 2020

The fbx exporter should query component material override when exporting a level actor. ...

RayTracing Final Gather is not working in UE 5.1

UE - Graphics Features - Ray Tracing - Apr 12, 2023

Further Comments: Customer is using the deprecated ray traced mode. ...

Behavior of Speed Up/Down parameter of Auto Exposure are different.

UE - Graphics Features - Apr 5, 2016

Brend/Swtch multi PostProcessVolume to handle Auto Exposure with same Speed Up/Down parameter but behavior of Speed Up/Down parameter of Auto Exposure are different. Scene with. Unbounded PostProce ...

[Feature Request] Random number generators in UE4 have short periodicity.

UE - Foundation - Core - Nov 14, 2019

Random generators in UE4 have a short periodicity. (FMath::Rand and RandomStream) I heard a xorshift variant has good characteristics. Could we consider importing it into UE4? [Image Removed] ...

UE 4.25.1 Offline Installer Display Error

UE - Editor - Content Pipeline - Datasmith - Importer - Jun 9, 2020

[Image Removed] [Image Removed] ...

It's possible that navmesh size is limited by something else than number of bits in polyref

UE - AI - Apr 2, 2015

This needs investigation, but I think I've stumbled on it while working on GDC map as well - with tiles small enough navmesh stopped generating even though we should be within the huge limits we hav ...

Content Browser does not sort names using numbers properly when going over 9

Tools - Dec 19, 2019

This can happen when creating any content or duplicating them. I was also able to reproduce this issue in the Levels window when creating new levels.  ...

When spawning a large number of widget components they are not visible until the camera moves or the component is selected in the world outliner

UE - Editor - UI Systems - Aug 16, 2019

When adding multiple Widget Components (at runtime) to the scene it appears that they do not render until the camera moves or they are selected in the world outliner ...