OnComponentEndOverlap and GetOverlappingActors are not in sync

UE - Gameplay - Dec 23, 2014

GetOverlappingActors will return a value when used immediately after OnComponentEndOverlap. Putting a delay after the OnComponentEndOverlap call will result in GetOverlappingActors to return null, s ...

A Blueprint that references a macro from a macro library cannot be saved if the macro is deleted and then the deletion is undone

UE - Gameplay - Blueprint - Sep 9, 2015

A Blueprint that references a macro from a macro library cannot be saved if the macro is deleted and then the deletion is undone. The following error is given: Can't save ../../../../../../UnrealEn ...

uv scale of materials on hollow BSP does not persist after building geometry

UE - LD & Modeling - Modeling Tools - BSP - Mar 5, 2015

When creating a level with BSPs UV settings that are applied do not persist after building. Regression: Yes Working: CL-2386410 Broken: CL-2467323 ...

Draw HUD shows in the wrong location on Android

UE - Platform - XR - Aug 3, 2016

Event Receive Draw HUD renders in the wrong location when using GearVR. In the PIE the location is correct, but not when rendered on the device. See images for better context. This is a regressio ...

The Ability to Import Compatible Assets While Maintaining Original Folder Structure No Longer Functioning

UE - Editor - Content Pipeline - Import and Export - Jun 17, 2016

Before UE4.12 A user could drag a folder and its sub-directories from the Finder in Windows into the Content Browser and it would keep the folder structures. Now, doing the same results in the asset ...

User-Defined Variables Reset to Null When Not Marked as Editable

UE - Gameplay - Blueprint - Jun 28, 2016

When running the construction script of an actor blueprint, user-defined variables are reset to NULL each time the script is run. This seems inconsistent, as if the variables are set to Expose on S ...

Crtl Z Does not Undo Settings Edits in Landscape mode

UE - LD & Modeling - Terrain - Landscape - Sep 28, 2016

This was discovered through reworking a test case. I noticed the bug when I was hitting crtl Z through all of my edits and noticed that the brush size value did not change even though the notificati ...

Skeletal Mesh Import Issue

UE - Editor - Content Pipeline - Import and Export - Nov 25, 2014

After importing a skeletal mesh FBX (*IMPORTANT: With "Import Mesh" not selected the first time) the option box to "import mesh" disappears and the user is forced to use the originally selected "ske ...

Setting a value Material Parameter Collection to Material will cause crash

UE - Graphics Features - May 2, 2016

Adding a Material Parameter collection to a material, setting its value, then saving the material will cause a crash. This was only able to be reproduced on Mac and did not affect the Windows versio ...

Pressing "X" to clear text field results in closing window instead.

Tools - Aug 12, 2015

In the event graph of a newly created Blueprint, in the "All Actions for this Blueprint" window brought up by right clicking the grid, the window will close by pressing "X" in the text field, instea ...