Unreal Engine Issues

Crash caused by character referencing a reparented AnimBP

Placing a character that reference to a reparented AnimBP(created as a child of thirdperson, then reparented to AnimInstance) crashes editor after reopening the project. If you already had that charac ...

When using 'Is Hidden Ed' it behaves similar to 'Is Hidden Ed at Startup'

The tool tip for 'Is Hidden Ed' states "Returns true if the actor is hidden in the editor viewports" but it only actually flags true if "Hide Selected at Startup" is selected for the actor. Therefor ...

Camera manager will not tick if the game is paused on begin play or possessed events

This is an interesting bug because it is only happening on BeginPlay. I guess that there is some order of operations that the camera manager uses during creation that will stop if the game is paused ...

Hierarchical LOD meshes are not frustum/occlusion culled

Hierarchical LOD meshes are not frustum/occlusion culled ...

XR Planar Reflections lag behind VR headset movement

Planar Reflections lag behind VR headset movement [Link Removed] Reporting that reflection captures lag because they happen before late update is applied. Includes an experimental patch that fi ...

The AABBTree spatial acceleration structure goes off-sync when physics substepping is enabled in a "low" framerate environment.

When you enable the physics substepping, if you run the console command p.Chaos.Solver.DebugDrawSpatialAccelerationStructure 1, you can see how does not follow the physical object. The user that rep ...

Parameters are not copied and when copy pasting a child actor component of an actor to another actor.

[Legacy][FBX] Animation curves are not added to the skeleton anymore

Linear interpolation occurs on constant tangent curve partially

When using UV scrolling for a flipbook-like animation in Animation Sequence, creating keys with "Constant Tangent" settings on Curve Editor does not result in an instantaneous change to the specifie ...

Line Attractor Strength Varies By Frame Rate

The Line Attractor node seems to render differently (have different strengths) between Cascade Viewport, Editor Level Viewport, PIE and Standalone/Launched Game In trying to capture movies for this ...