RecastNavMesh is not generated at loaded sublevel

UE - AI - Aug 16, 2018

RecastNavMesh is not generated at the sub level dynamically added in C ++ in 4.20. In 4.18, 4.19 it was generated normally. Probably, changes to the large number about NavMesh systems from 4.19 to ...

Reimporting a skeletal mesh by dragging FBX to content browser crashes editor

Tools - Nov 12, 2015

Reimporting a skeletal mesh by dragging FBX to content browser crashes the editor. I suspect something is wrong with the FBX. The user reported that the data is from Blender. FBX file attached for ...

Add Movement Input does not work on any pawn that is not controlled by the player

UE - Gameplay - Player Movement - Oct 13, 2015

Add Movement Input does not work on any pawn that is not controlled by the player. Note: this worked in 4.7.6 and earlier. Test project attached. In it, the Player Controller controlled by the acti ...

Actor Hidden in Game does not take lighting into account any longer

UE - Graphics Features - Jul 13, 2016

Using indirect lighting from bounce cards that are set to Actor Hidden in Game no longer generate indirect lighting for the scene. This is a regression of 4.11.2 where this worked but is no longer ...

Sounds not Playing for 2nd Player Client when running in Local Multiplayer Splitscreen Mode

UE - Audio - Apr 12, 2016

When playing in editor with splitscreen multiplayer enabled, player 2 is unable to hear sounds within his client window. This is tied to splitscreen and does not behave this way when two unique edi ...

Linux client and listen server hangs on GameThread when decoding voice chat

UE - Networking - Sep 16, 2016

The ShooterGame client on Linux stops responding when the Windows host presses the Push to Talk hotkey and speaks into the mic to activate VOIP. [2016.09.16-19.09.24:159][575]LogCore:Error: Hang de ...

Point and Spot lights no longer work in Orthographic Projection Mode

UE - Graphics Features - Dec 30, 2016

Point and Spot Lights no longer work when using the Orthographic Camera Projection Mode. Note that the Directional Light still works as intended. This is a regression from behavior that worked in ...

Compiling after adding a StaticMesh Component to a Child Blueprint of a Parent Blueprint causes the inherited StaticMesh Component to disappear

UE - Gameplay - Blueprint Editor - Oct 5, 2017

The Inherited StaticMesh Component in a Child Blueprint of a Parent Blueprint disappears when compiling the Blueprint. Regression: Yes Occurs in: 4.17.2, 4.18(Preview), and 4.19(Main) Does not o ...

Shader used factories/types/pipelines should be in DDC key

UE - Graphics Features - Jan 31, 2018

A licensee noticed that the ShouldCache types for FLandscapeMaterialResource changed in the 4.18.2 but this did not affect the DDC keys generated. This caused an endless compilation loop where the s ...

Net Dormancy is completely ignored in Blueprints

UE - Networking - Jul 31, 2018

Blueprint events seem to ignore Net Dormancy entirely. This was discussed with the Blueprints team and it seems that this may not be an issue directly with Net Dormancy but the fact that Rep Notifie ...