Light Banding for Point Lights at long distances from the World Origin

UE - Graphics Features - Jan 4, 2017

When using a point light far from the world origin the light will have banding. The shadow bias and filter sharpen can help but they are not as consistent as settings near the world origin. The only ...

[Mac][Metal] Black/NaN spots Visible in Templates With r.BasePassOutputsVelocity

UE - Platform - Apple - Apr 15, 2016

Base-pass rendering on Mac Metal now generates transient black/Nan spots across the scene - this appears to be related to r.BasePassOutputsVelocity and is presumably the connected to the incorrect s ...

Disparity in Rotation tool

Tools - Aug 31, 2016

There is disparity between the two different ways of editing rotation. When using the scrubber in the details panel each value scrubbed only affects that value and the values go from 0 to 360. When ...

Bluerpint nativization failed for calling TMap::Find function of a map container with an enum type key

UE - Gameplay - Blueprint - Oct 2, 2020

Followings are nodes in the repro project. [Image Removed] Here's a generated code of the BPvoid ANewBlueprint_C__pf1010915279::bpf__NewFunction_0__pf() { uint8 bpfv__CallFunc_GetInt_NewParam ...

CA_VALID_POINTER and CA_CHECK_RETVAL static analysis annotations broken

UE - CoreTech - Oct 13, 2023

We had some code using the CA_VALID_POINTER and CA_CHECK_RETVAL annotations which had been working fine up until the 5.3 engine release. In 5.3, we started getting the following compile errors in a ...

Twinmotion processes may not fully close on Mac after exiting program

TM - Core - Aug 14, 2024

Reported to support in SF [Link Removed] and reported on reddit at [Link Removed]. For Twinmotion 2024.1 on Mac, some users are reporting that Twinmotion processes are still running after closing t ...

Scene Depth appears to return zero on iOS

UE - Platform - Mobile - Feb 13, 2017

Scene Depth appears to return zero on iOS. In this test the material applied to an image does not appear to lerp between 0 and 1 for the various objects in the scene, implying that the Scene depth ...

Additive BSP Selections Acting Grouped after Building Geometry

UE - LD & Modeling - Modeling Tools - BSP - Sep 14, 2016

After building geometry with multiple box brushes stacked on top of one another, the selection no longer isolates a single brush but acts like all of the brushes are combined. This issue can be res ...

Custom Mesh Component gives incorrect bounds

OLD - Anim - Jun 16, 2017

Custom Mesh Component > Get Component Bounds gives incorrect bounds > Box Extent User Description: [4.16.1] Using "Get Component Bounds" on a Custom mesh component gives unusual numbers for the Bo ...

Adding a widget to a grid panel inside the grid panel tick can cause an out-of-bounds error

UE - Editor - UI Systems - Slate - Jan 25, 2021

This is caused by adding an item to a grid panel inside the grid panel iteration loop. The same operation to canvas panel goes well without any errors. The difference is that the array iteration in ...