Unreal Engine Issues
Unreal Engine Issues
Axis Mapping event names do not update when changed in project settings
UE - Gameplay - Blueprint - Mar 13, 2017Axis Mapping event names do not update when changed in project settings. This can cause axis events to no longer function as expected and then need to be replaced with another event after the name h ...
Error when using "For Each Selected Actor" in a blutility that was derived from Global Editor Utility Base in C++
Tools - Apr 22, 2019Error when using "For Each Selected Actor" in a blutility that was derived from Global Editor Utility Base in C++ Error Message: "LogBlueprint: Error: Cannot use the editor function "ForEachSelecte ...
Spawned Actors do not appear in World Outliner
Tools - May 11, 2019Spawning actors from a Blueprint via the SpawnActorFromClass function at runtime does not cause the World Outliner to update. Tested in 4.21.2 (CL - 4753647), 4.22.1 (CL - 6063286), 4.23 (CL - 64 ...
Draw to Render Target Android Regression
UE - Graphics Features - May 15, 2019Regression in Draw Material to Render Target functionality. Enabling Mobile HDR is a workaround. Android tested with Note 4 Unable to verify Main CL 6395234 (Crash on Phone) No repro on iOS mo ...
AspectRatioAxisConstraint forced to be AspectRatio_MaintainXFOV
UE - Anim - Sequencer - Jun 19, 2019A licensee wants to enforce YFov constraint for a game project by setting AspectRatioAxisConstraint=AspectRatio_MaintainYFOV in the config. However during playing the sequence, the value of AspectR ...
Content Examples: Parallax Occlusion Map Feature no longer rendering self-shadows
UE - Graphics Features - Mar 2, 2020Parallax Occlusion Map Feature fails to render self-shadows as of the release of Unreal Engine v4.24.0 and has not been remedied since. The feature is perfectly functional in v4.23 [See attachments ...
[CrashReport] UE4Editor-Core!static void PureCallHandler() [WindowsPlatformMisc.cpp:477]
UE - Foundation - Core - May 8, 2020Generated from CrashReporter Error Message: Fatal error: [File:D:/Build/++UE4+Licensee/Sync/Engine/Source/Runtime/Core/Private/Windows/WindowsPlatformMisc.cpp] [Line: 475] Pure virtual function bei ...
Importing Camera FBX into a sequence can crash with a headless editor
UE - Anim - Sequencer - Mar 19, 2021In a headless editor instance we will not be able to send toasts to the user, and we should not notify slate. The Sequencer Tools function library calls MovieSceneToolHelpers::ImportFBXCameraToExist ...
Strange performance when adjusting r.ScreenPercentage
UE - Graphics Features - Apr 6, 2021A UDN user has reported strange performance characteristics with occlusion queries / lights when using screen percentage. It appears using a higher screen percentage is faster; the user attached a s ...
Duplicating skeletal mesh assets with groom in world outliner changes Hair UV layout
UE - Rendering Architecture - Materials - Dec 10, 2021Having duplicate characters with groom, hair UV layout changes which results in visible shift in character look and also changes color based on camera distance and lights in the scene (hair would fl ...