Unreal Engine Issues
Unreal Engine Issues
Scale by Safe zone setting for Scale box does not scale children as expected
UE - Editor - UI Systems - Feb 11, 2019Children of a scale box that is set to Scale by safe zone do not appear to scale as expected. ...
MoviePipeline: Field of View doesn't match viewport when using the Squeeze Factor property
zComponent - Archive - Nov 15, 2023Reference to material collection by Index instead of by Name causes inconsistency
UE - Rendering - Architecture - Materials - Feb 21, 2024A UDN user reports materials referincing parameter collections by index instead of by name. The problem manifests itself when rearranging the order of parameters belonging to collections, as the edi ...
Autokey does not respect min and max limits of control rig animation channel.
zComponent - Archive - Dec 16, 2024When using min or max set values for animation channels in sequencer, the sequencer viewport will show different values than what is capable when using autokey functionality. ...
Material Editor Viewport does not display World Position Offset
UE - Rendering - Features - Mar 19, 2026The preview Viewport in the Material Editor does not correctly render World Position Offset. It appears that the RenderVelocities pass (which is also drawing the depth for the preview sphere) does ...
Memory leak with -renderoffscreen and uncapped frame rate
UE - Rendering - RHI - Jun 22, 2026A customer reported that -renderoffscreen leaks when running with an uncapped frame rate ...
Foliage Instanced Static Meshes disappear when FISM Component BP is compiled
UE - World Creation - Worldbuilding Tools - Foliage - Nov 10, 2017This bug removes foliage from a level when the Component Blueprint is compiled. Switching the Foliage type asset to another component will cause the issue to stop occurring. The Component Blueprint ...
Mouse Y axis not working using ArchVisCharacter.
UE - Gameplay - Input - Apr 20, 2022The Mouse Y axis does not work when assigning LookUp key bind in the project setting. If assigned the mouse will look left/right while moving the mouse and down. ...
Wrong shadows in VirtualTextures after rotations
UE - Rendering - Architecture - May 23, 2023Visual Noise on Thin Translucent materials with a Directional Light
UE - Rendering - Features - May 30, 2023Regression in testing This occurs with hardware and software ray tracing, as well as moveable and static lights This occurs regardless of anti aliasing. This was tested with DX12 ...