Grass does not show up when I override the Material of LandscapeComponent.

UE - Graphics Tools - Terrain - Landscape - Sep 8, 2021

Regression checked in //UE4/Release-4.26.2 CL 15973114 the issue is not reproduced thee ...

The process may not return to the root node after the Wait Task is completed.

UE - AI - BehaviorTree - Sep 14, 2021

If the Wait Task is completed for the first frame, it may not return to the root node even after Finish. This can be avoided by increasing the wait time of the Wait Task (see CaseOK.mp4). When this ...

Crash editor after editing property of TwoBoneIK node

UE - Anim - Rigging - Sep 22, 2021

Crashes after editing properties of TwoBoneIK node. If following the reproduction steps, the binding of NodePropertyDelegateHandle will not be removed, causing illegal access on the second editing. ...

Animations do not play correctly when scrubbing at high speed while in Keep State.

UE - Anim - Sequencer - Oct 1, 2021

If you check the attached GIF, you will see that when you jump the playback position, the animation stays in the same state as before the jump. I suspect this is a specification, but the user is req ...

Decal of Emissive is not displayed on thumbnail.

UE - Graphics Features - Oct 6, 2021

I get a compile error when using Particle SubUV nodes and tessellation.

UE - Niagara - Oct 6, 2021

I think tessellation will be discontinued in the future, but I will report it just in case. The licensee is not keen on fixing this problem. ...

Compilation error when using Particle SubUV in Niagara Mesh Particles with Raytracing enabled.

UE - Niagara - Oct 12, 2021

The licensee has shared the following workaround for modifying NiagaraMeshVertexFactory.ush. struct FVertexFactoryInterpolantsVSToPS { TANGENTTOWORLD_INTERPOLATOR_BLOCK #if USE_PARTICLE_SUBU ...

PostProcess AnimBP of Skeletal Mesh set to Additional Meshs in AnimMontage is not evaluated

UE - Anim - Runtime - Oct 14, 2021

This issue does not evaluate PostProcessAnimBP for skeletal meshes set to additional meshes in AnimMontage[Image Removed] If I opened PostAnimBP directly and compiled it, it also played on AnimMont ...