Unreal Engine Issues
Unreal Engine Issues
Changing per layer parameters in a layered material that writes to RVT can cause temporary visual corruption
UE - Rendering Architecture - Sep 12, 2025When using a layered material that writes to a runtime virtual texture. Sometimes when modifying a layer parameter in the material instance editor. The cached material data in the runtime virtual ...
Cached State Machine is re-initialized whenever cached pose is referenced
OLD - Anim - May 19, 2015This may not be an expected use of state machines, but it is becoming a showstopper for a couple of users. These user's are caching their locomotion state machine and then using a second state mach ...
Outside of AnimBP's, Animation Sequences with negative Rate Scales do not animate
OLD - Anim - Mar 20, 2015Animation Sequences with negative Rate Scales do not play outside of using them in Animation Blueprints...unless they are looping. UPDATE: A negative rate scale value also breaks Anim Montages. ht ...
OnClicked events do not trigger on objects 100k units away from camera
UE - Gameplay - Mar 26, 2015Objects that are 100k uu+ away from camera do not trigger "OnClicked" events ...
LIVE: Morph Targets do not update in Construction Script
OLD - Anim - Oct 21, 2014Morph Targets do not update in Construction Script Tested in 4.5 Release and in Latest Promoted (//depot/UE4/Promoted-CL-2323471) ...
LIVE: Some Chinese letters do not show when used with UMG when deployed to mobile
UE - Editor - UI Systems - Localization - Nov 7, 2014When deploying a project to an Android device that uses UMG and Chinese text, Not all text is displayed when deployed to a mobile device ...
Packaged Win32 Shootergame crashes in OpenGL
UE - Graphics Features - Nov 4, 2014Packaged Win32 Shootergame crashes in OpenGL. This cropped up while testing on Windows XP, but occurs on all platforms if you launch in OpenGL. QA REGRESSION: YES WORKING: Regressing now BROKEN: ...
The number ordering in the Content Browser for assests is not showing in a correct order
UE - Editor - Content Pipeline - Content Browser - Jan 9, 2015When naming assets in the Content browser, If you include a number within the name, as long as the name is the same as other Assets, the numbers will not be shown in ascending order. Included 2 ph ...
Blueprint node detail checkboxes are not transfered during copy/paste
UE - Gameplay - Blueprint - Sep 24, 2015When editing settings in a blueprint node's details and copying the values of a setting / pasting to the same value of a different node, the value will update after pasting but the checkbox setting ...
Debug is not functioning within the Blueprint Function Library
UE - Gameplay - Blueprint Editor - Jul 6, 2015The blueprint debug filter is not working properly. It shows when your print string is being called but it isn't showing the trace location of the actual function from the blueprint. ...