Memory leak when repeatedly opening levels on Android

UE - Platform - Mobile - Mar 17, 2017

We tested on xiaomi 4c. ...

(Paper2D) Polygon Collision does not correctly rebuild when using rebuild collision node in packaged game

UE - Gameplay - Paper2D - Nov 29, 2017

With tile maps, Polygon Collision does not correctly rebuild when using rebuild collision node in packaged game. This issue does not appear to be a regression. Versions Tested: Issue occurs on all ...

Crash opening Child/Grandchild Blueprint after updating to 4.18

UE - Gameplay - Blueprint - Nov 29, 2017

From this UDN: https://answers.unrealengine.com/questions/718928/4180-editor-crash-while-opening-child-blueprint.html Crash occurs when opening child (or in the repro case, grandchild) blueprints a ...

Different result from panner when connecting Time with Period

UE - Graphics Features - Apr 9, 2018

Panner results for a Time node and another Time node with period setting will not stay the same even when the period is set to be long and both Time nodes are outputting the same value. It looks li ...

Physics values uneditable in instances of placed Actors

UE - Simulation - Physics - Apr 11, 2018

Most physics options are not editable in placed instances of a Static Mesh with an Actor Parent. ...

Containers of Instanced Subobjects don't inherit as expected

UE - Gameplay - Blueprint Editor - Jul 6, 2018

Changes made to array containers in the parent Instanced Subobject Blueprint does not affect the child. Working in 4.18.3 Broken in 4.19.2 Tested in  4.18.3(CL - 3832480), 4.19 (CL - 4033788), 4. ...

When "Support Material Layers" is Enabled Material Instance Parameter Values Reset to Default Value When Override is Unchecked

UE - Graphics Features - Jul 14, 2018

If "Support Material Layers" is enabled, every time you uncheck an overridden parameter box in a material instance the value of that parameter will reset to its parent's default value instead of sta ...

Using a Sub Anim Instance causes a "Sub Instance Loop" Compile Error

OLD - Anim - Aug 7, 2018

Using a Sub Anim Instance causes a sub instance loop error when referencing another Animation Blueprint. This is a regression from 4.19.2 (CL-4033788) as it complied without error. This issue was r ...

Setting a console variable interacts with window state

When the game window is set to be windowed and maximized, setting a console variable changes the window's state from being maximized to its default size.  This is a regression as it is working as e ...

UMG Drag and Drop stops working in a Packaged or Standalone Game

UE - Editor - UI Systems - Aug 20, 2018

Drag and drop operations just become broken on packaged builds or launching stand-alone, despite working inside the Editor (PIE). This is a regression from 4.19.2 (CL-4033788). This issue was repor ...