Unreal Engine Issues
Unreal Engine Issues
Lightmass CalculatePointShadowing regression in UE5.6
UE - Graphics Features - Oct 14, 2025There is a regression or change in the Build Lighting process when using Lightmass in Unreal Engine 5.6:When building lighting with Lightmass calling the CalculatePointShadowing function, the result ...
Choosing sides appears to have no affect for forced feedback
UE - Gameplay - Mar 18, 2016Choosing the side that is supposed to vibrate during forced feed back does not appear to have an effect. The same side vibrates regardless of selection ...
Snap Constraint to Bone affects rotation but not position
UE - Simulation - Physics - Jun 1, 2016The Snap Constraint to Bone button seems to only rotate and change the limits on a constraint instead of also moving the constraint to the bone's location. ...
Animation retargeting adversely affects looping animations
OLD - Anim - Nov 21, 2014Retargeting a skeleton to a looping animation results in the animation skipping at the end of the loop (Appears to miss 1 or 2 frames.) ...
Circular Throbber does not appear to be affected when setting the tint
UE - Editor - UI Systems - Jan 25, 2016Circular throbber does not appear to change colors when changing the tint ...
RootMotion travel distance get affected by ForceAnimRate
OLD - Anim - Nov 24, 2016A root motion controlled character would travel further than they should when both EnableUpdateRateOptimizations is on and a.URO.ForceAnimRate is set above 1. Changing "Root Motion from Montages On ...
Collision Viewmodes do not affect Instanced Meshes properly
UE - Graphics Features - Apr 9, 2018Collision View modes, such as Player Collision and Visibility Collision, do not work with Instanced Static Meshes. Regression?: No This also occurred in 4.18 ...
Long paths are not supported in NET 4.5
UE - Foundation - Cpp Tools - Aug 21, 2018The editor has been modified to support long file names, but the packaging pipeline (which is written in C#) needs to be upgraded to NET 4.6.2 to enable this. Without enabling it, it crashes with a ...
Material editor crash in 5.0.2
UE - Rendering - Architecture - Materials - Sep 2, 2022RuleProcessor is not listed in the Window menu in 5.4
UE - Editor - Workflow Systems - Jun 11, 2024Since CL-28416011, Sections in Window menu are broken and the RuleProcessor can not be registered in the menu. (See attached imanges) Following workaround restores the sections and fixes the issue. ...