Unreal Engine Issues
Unreal Engine Issues
TakeRecorder does not add a track to a level sequence when niagara FX is spawned
zComponent - Archive - Mar 5, 2024In UTakeRecorderActorSource::EnsureObjectTemplateHasComponent() function, MakeUniqueObjectName() generates the same name of a component which CachedObjectTemplate for TakeRecorder has already had. T ...
Large World Coordinates appears to not work for Niagara Mesh Particles
UE - Graphics Features - Nov 28, 2024When a Niagara System is placed at around 10^8 units away from the origin, the movements of the mesh particles aren't smooth as expected, but jumpy. These particles behave as if they are using a flo ...
Patterns On Landscape Spline Normals
UE - Graphics Tools - Terrain - Oct 31, 2025On higher-density Landscapes, Landscape Splines can lead to patterned artifacts in the geometry normals. Also tested on //UE/Release-5.6, CL:45232827 ...
Constraint Binding ID is broken on attach track when subsequence asset is moved.
zComponent - Archive - Jan 14, 2026Moving a level sequence asset that contains actors that are being referenced as a subsequence in an attach track causes the references to drop, even though the subsequence reference is correctly upd ...
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 ...
Duplicating meshes in blueprint improperly place transform widget and initially does not appear in viewport
UE - Gameplay - Blueprint - Jun 24, 2015If a mesh is duplicated within a blueprint components panel, it will be invisible in the viewport, the transform widget will incorrectly align itself and refrain from moving, and if the transform wi ...
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: ...
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 ...
"Diff Against Depo" Does not Display Changes to AI Controller Property
UE - Gameplay - Blueprint Editor - Mar 2, 2016When using Diff Against Depot to see changes made to a file since it was last checked in, changes made to the AI Controller default property are not displayed under the defaults section. Found in ...
Adjusting play speed for animation causes notifies to trigger multiple times
UE - Anim - Sequencer - May 31, 2016Adjusting play speed for animation causes notifies to trigger multiple times. Creates a stuttering effect. ...