Can't save map warning with Create Dynamic Material Instance node using wrong input

UE - Gameplay - Blueprint - Dec 18, 2015

When using a Create Dynamic Material Instance node the Get Material node will plug into the World Context Object rather than the Parent input. This will cause a error to be thrown that does not allo ...

Blueprints with inherited Macros cannot save

UE - Gameplay - Blueprint - Feb 27, 2015

Blueprints with inherited Macros cannot save. Reproduced in 4.7.1 binary and Main (//depot/UE4/Promotable-CL-2455917) ...

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 ...

Calling RestartGame Function causes a crash when exiting PIE

UE - Gameplay - Jul 7, 2015

If the Restart Game function is called in blueprints or code then the editor will crash when exiting PIE [Link Removed] ...

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 ...

"Active" marker on shot track scales improperly when using Time Scale

UE - Anim - Sequencer - Apr 21, 2017

"Active" marker on shot track scales improperly when using Time Scale ...

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 ...

Hide softkey feature in Galaxy S8 leads to input lag when trying to receive input into text box.

UE - Platform - Mobile - Jul 24, 2017

Hide softkey feature in Galaxy S8 leads to severe lag/freeze when trying to insert character into textbox in UMG. This feature is updated for Global version(Mali) for now(7/24/17) So you might need ...

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 ...