REGRESSION: HierarchicalInstancedStaticMeshComponent LOD transitions are broken in 4.9 and Main

UE - Graphics Features - Aug 24, 2015

While testing another fix I noticed HISM LOD transitions are not working in Main or 4.9 branch. There is no screen-door effect and multiple LODs seem to be rendering simultaneously compared to 4.8. ...

Using construction script does not update 3D widget text

UE - Editor - UI Systems - Feb 20, 2017

The construction script is not updating in the PIE when the text is set through that method, there is a current workaround to set it on event begin play. This issue affects the Text and Textbox comp ...

Crash when editing gameplay tag query in a structure

UE - Gameplay - Blueprint - Feb 20, 2017

When I try to edit Gameplay tag query in a blueprint structure the editor crashes. Regression: No. This issue affects versions: 4.15, 4.14.3, 4.13.2 (Binary Versions) ...

Certain dropdowns in the Menu Bar are missing sections on Mac when expanded

UE - Platform - Apple - Apr 25, 2017

This only affects certain dropdowns and only occurs when the editor is open. Also occurs in 4.15.2 This has been seen on the following macs:AMD R9 M395 iMac running Sierra 10.12.5 ...

Copy/paste of multiple components in attachment hierarchy distorts transform values

OLD - Enterprise - May 18, 2017

When multiple components in an attachment hierarchy are copy and paste, the result is the new group has a distorted shape from the original. This issue may be related to [Link Removed] and is affec ...

Movable point light disappeared by MinScreenRadiusForLights and appeared back looks deemed.

UE - Platform - Mobile - Jun 25, 2021

The movable point light is abnormally lit when it disappeared by the setting of r.MinScreenRadiusForLights rather than "Max draw distance" and appears back. After you disable and enable the "Affect ...

Crash when renaming AnimGraph function in AnimBP

OLD - Anim - Apr 17, 2015

When renaming the AnimGraph in an Animation Blueprint, the editor crashes after you hit enter. [Link Removed] [Link Removed] Occurs in: 4.7.5 Release CL:2503383 4.8 Main CL:2513846 ...

Using the F key to focus the viewport camera on an actor does not work if the main editor window does not have focus

Tools - Sep 26, 2015

Using the F key to focus the viewport camera on an actor does not work if the main editor window does not have focus. Reproduced in 4.8.3 binary, 4.9.1 binary, and Main (CL 2707185) ...

Entering values manually for an object location inside the blueprint editor viewport no longer works

UE - Gameplay - Blueprint - May 21, 2015

When you move a cube around the viewport and then enter 0 within the location, rotation or scale xyz input, the cube does not reset. 4.8 regression range: BROKEN: CL-2549132 WORKING: CL-2548694 ...

D3D HUNG crash - FD3D11DynamicRHI::RHIReadSurfaceFloatData()

UE - Graphics Features - Jan 18, 2017

This is one of the widespread D3D Hung crashes that have existed since 4.14. This particular callstack has affected around 300 users. The issue has been successfully reproduced on a home PC. Dxdi ...