Unreal Engine Issues
Unreal Engine Issues
[Feature Request] Allow include files to be added in custom nodes via separate entry
UE - Rendering - Architecture - RHI - Jan 10, 2020Suggested feature by a licensee and there have been a few use cases recently we've seen. [Link Removed] for vis ...
JumpForce replicated ability task not always cleaned up properly
UE - Gameplay - Gameplay Ability System - Jul 19, 2024See [Link Removed] for original report. UAbilityTask_ApplyRootMotionJumpForce has a slightly different flow than other Root Motion Source ability tasks. It is the only one that allows EndTask to b ...
Megalights support for anisotropic materials
UE - Rendering - Graphics Features - Lumen - Apr 14, 2026A licensee noticed that SUPPORTS_ANISOTROPIC_MATERIALS is not passed to FShadeLightSamplesCS::ModifyCompilationEnvironment for MegaLights ShadeLightSampleCS. Adding it fixes the issue. ...
Question marks are converted to %3F when used in the Launch URL node on an iOS device
UE - Platform - Mobile - Nov 8, 2016When the Launch URL blueprint node is used to open a link on an iOS device, any question marks in the URL are converted to %3F instead and invalidate the link. This is different from the behavior on ...
Draw Line in HUD does not respect alpha < 1.0
UE - Gameplay - May 2, 2016Draw Line in HUD does not respect alpha < 1.0, instead drawing completely opaque in all circumstances. Regression (No) issue (does) occur in 4.10.4 ...
Incorrect shading for SubSurface profile in the Blueprint Viewport.
UE - Graphics Features - Dec 30, 2016The Subsurface shading looks incorrect in the Blueprint Viewport window. Adjusting the cvar for r.sss.checkerboard from the default value of 2 to 1 looks more correct and a value of 0 switches back ...
Cross compiler crashing with custom expressions
UE - Graphics Features - Dec 5, 2016This looks like a bug with shader pipeline compilation and custom expressions. ...
Font advance and fallback font metrics have issues in 4.16
UE - Editor - UI Systems - Slate - Jun 5, 2017There were some font regressions in 4.16 that we've since fixed (CL# 3456916 and CL# 3425681). These are affecting live users so we should get them into the next 4.16 build. ...
Fix support for compiling editor in monolithic
UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 1, 2016Some licensees have reported good results compiling the editor in monolithic configurations - startup times are noticably shorter. I believe there are a number of things that need fixing up across t ...
A stopped sequencer track will be updated one more time after RestoreState has been called
UE - Anim - Sequencer - Oct 11, 2016A licensee reports that updating a stopped track that has already had it's state restored can cause problems. We should investigate why the update is happening and if it can be safely removed. ...