Motion Blur Bug on 1st frame of camera change with sequence

UE - Graphics Features - Jul 14, 2021

Renderdoc capture of the blurry frame is here - [Link Removed] It should have symbols attached to it but let me know if not and I can reupload (Jon Cain) It's coming from the motion blur pass but ...

Anim Notify States are ended when CustomTimeDilation is set to zero

UE - Anim - Runtime - Oct 12, 2022

UDN link: https://udn.unrealengine.com/s/question/0D54z00008BEDfJCAX/set-actor-time-dilation-to-0-during-a-animation-notify-state-cancel-it?fromCase=1 Notify gathering functions (e.g. UAnimSequence ...

Importing fbx breaks Content Browser and mouse controls for RU localization

UE - Platform - Linux - Apr 16, 2015

When an FBX asset is imported into the editor on a Linux machine with the ru_RU localization the editor behaves strangely after restarting the project. Content Browser fails to show content and cer ...

Shader Model 5 and Tessellation causes unintended effects on Linux

UE - Platform - Linux - Jul 6, 2016

Using Shader Model 5 and tessellation on Linux gives strange results that are not present when used on Windows ex: 1) When using Shader Model 5 on Linux, turning on Translucent blend mode and Tesse ...

Local Variable loses value after reference moves file location

UE - Gameplay - Blueprint - May 23, 2017

Local Variable loses value after reference moves file locations. This does not just affect construction scripts, following these steps with a function instead produced the same result. This issue do ...

ResavePackages commandlet with -fixupredirects flag won't update asset references on shared collections

UE - Editor - Content Pipeline - Content Browser - Mar 29, 2018

We currently have two methods of fixing up redirectors: the ResavePackages commandlet and the Fix Up option within the editor. While the editor's option correctly handles collections via FAssetFixUp ...

Editor Crash when trying to get Color data from Vertex buffer

UE - Graphics Features - Nov 6, 2019

When attempting to get the vertex color of an instance of of a static mesh that is painted after placing it in the World Viewport. The Editor crashes returning an "Unhandled Exception". The cause o ...

[AI] Compilation error when using const version of FNavigationPath::CastPath<PathClass>() const

UE - AI - Navigation - Jan 5, 2022

Const version of function is not used elsewhere in the engine so it usually gets skipped when compiling. Produces the following error when compiling:  UnrealEngine\Engine\Source\Runtime\Navigation ...

The crash reporter tool does not start on Windows 8.1 machines when running the Engine built from source code.

UE - Foundation - Core - Dec 5, 2014

The source code to build the Engine that is available from GitHub includes the file dbghelp.dll, which prevents the crash reporter tool from starting on Windows 8.1 machines. This file is not presen ...

Inconsistent Spectator Camera Behavior When Run Dedicated Server is Enabled

UE - Networking - Apr 12, 2017

Spectator cameras don't seem to be set to the correct transform when the ChangeState/ClientGoToState functions are called when using a dedicated server. After testing on a listen server, it appear ...