MAC: Drop Down Menus Continuously Flicker (In Certain Conditions)

UE - Editor - UI Systems - Slate - Nov 4, 2015

Shown in the Behaviour Tree Graph, if the Dropdown menu's length exceeds the Behavior Tree Graph window, the menu will try to offset it's position in order to display all information and will flicke ...

Set Game Paused returns incorrect value when the game is already paused

UE - Gameplay - Jan 12, 2017

Set Game Paused returns incorrect value when the game is already paused. According to the tooltip on the Return Value (reads: Whether the game was successfully set paused/unpaused) it is expected t ...

Crash when loading old data after changing type of Map Value to related type

UE - Gameplay - Blueprint - Jul 17, 2017

There is a crash when changing the value type of a MapProperty to something else that provides a ConvertFromType handler. The backward compatible loading code is not correct for map properties and e ...

Editor freezes when editing sub-level referenced by more than one level

Tools - Oct 12, 2017

This bug occurs when more than one level references the sublevel. Occurs in 4.18P4 CL 3676890 Unable to reproduce in 4.17. This is a regression. ...

[CrashReport] Mac/Metal Intel compiler crash - UE4Editor-MetalRHI.dylib!CreateMTLRenderPipeline()

UE - Graphics Features - Oct 27, 2017

Mark S: This is an Intel compiler failure on macOS 10.12.6. Callstack from LogAssertion failed: [File:/Users/build/Build/++UE4+Release-4.18+Compile/Sync/Engine/Source/Runtime/Apple/MetalRHI/Privat ...

Blutility button not working after editing blueprint - need to reopen window

UE - Gameplay - Blueprint Editor - Feb 28, 2018

Blutility buttons are broken if graph is edited while panel is open. User reported bug Video repro attached ...

CSM receiver culling issue on Mobile

UE - Platform - Mobile - Apr 27, 2019

Importing camera FBX into subsequence loses focal length

UE - Anim - Sequencer - Mar 27, 2020

Importing a camera FBX into a sub sequence will not copy focal length animation.  ...

Runtime float curves not applied in inherited blueprints

UE - Framework - Blueprint Runtime - Mar 13, 2023

LevelSequenceActor sequencer loaded with DataLayer does not progress track when played

UE - Anim - Sequencer - Nov 1, 2023

In UE5.2, there seems to be a problem with the initialization of the reloaded LevelSequenceActor. SequencePlayer->Initialize is not called in  ALevelSequenceActor::InitializePlayer() and Tick regist ...