Landscape Disappears from Scene After Being Added to Sequence

UE - Anim - Sequencer - Mar 21, 2018

Landscape disappears from scene if added to a sequence, selected in scene, and the one of the tracks in sequencer(not the landscape that has been added) is selected again Landscape was added to t ...

Cannot successfully create a local binary build of the Engine that includes iOS

UE - Foundation - Build - Rocket (Installed Engine) - Jun 6, 2018

Attempting to create a local binary build of the Engine that includes iOS currently fails. The error message that appears ("ERROR: System.Collections.Generic.KeyNotFoundException: The given key was ...

Confusing message when attempting to connect mismatched Delegate pins

UE - Gameplay - Blueprint Editor - Aug 26, 2019

When the user attempts to connect delegate pins that don't match, they received a confusing mouse tooltip message that simply reads "Delegate is not compatible with Delegate". Suggested fix: When ...

Pixelated volumetric translucent shadows

UE - Graphics Features - Aug 17, 2021

I narrowed down the issue to the Main call of ShadowProjectionPixelShader, and tested (on 4.26 and 4.27) a combo of different material and light shadow settings, as well as enabling transmission on ...

LDR crashes editor on Mac

UE - Platform - Apple - Oct 14, 2021

Summary A licensee has reported a crash with HDR.Details A UDN customer has reported that 4.27.1 still crashes when they attempt to enable HDR on macOS. The report also states that the iOS build cra ...

Restart Player at Transform leaves the character unpossessed, failing to restart the player.

UE - Gameplay - Apr 12, 2022

Restart Player at Transform inside of GameModeBase leaves the character unpossessed when called. Repro Rate: 4/4 Tested in //UE4/Release-4.27 @ CL#18319896 and the player character successfully re ...

Editor freezes on selection of Blueprint Components

UE - DEET - EditorPerformance - Apr 29, 2022

Editor freezes and stops responding on selection of Blueprint Components; Requiring the editor to be forced closed. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue di ...

Get Constraint Force node always returns a magnitude zero vector

UE - Simulation - Physics - Solver - May 4, 2022

Get Constraint Force node always returns a magnitude zero vector. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and was able to get the constraint force, it is a regression. ...

Changes to a Custom Primitive Data are not reflected in Android Preview

UE - Graphics Features - Aug 9, 2022

This is a regression. Tested in //UE4/Release-4.27 CL#18319896 Changes to a Custom Primitive Data are not reflected in Android Preview or Android Vulkan. Using Set Custom Primitive Data Float node ...

AnimBP instance is leaked when using linked animation graphs with 3 or more hierarchies

UE - Anim - Runtime - Sep 5, 2022

When creating an AnimBP with 3 or more layers using linked AnimGraph nodes and going through a state where animation is initialized such as replacing SekeltalMesh, the AnimBP on the 3rd layer is not ...