ConstructorHelpers::FObjectFinder failing to compile with UPaperFlipbook

UE - Foundation - Core - Feb 21, 2017

If ConstructorHelpers::FObjectFinder is used with UPaperFlipbook as its class specifier, compiling the code fails with the following error: Error C2664 'void ConstructorHelpers::ValidateObject(UObj ...

Masked Materials using the Forward Renderer and MSAA results in banded Gradient

UE - Graphics Features - Feb 23, 2017

Masked materials used in conjunction with MSAA and Forward Rendering results in a banded gradient which seem to correlate directly with the MSAA count variable. This is connected to the Forward Ren ...

Sound cue will ignore sound mix settings if settings are called in game instance

UE - Audio - May 31, 2017

When using a Game instance to modify the sound in the editor the sound will ignore settings made by game instance. This issue appears to be occurring only in the editor, as running the game in stand ...

[CrashReport] Ran out of memory - FFixedUObjectArray::PreAllocate()

UE - Foundation - Core - UObject - Sep 7, 2017

This is a somewhat common crash affecting users in 4.17. Users have not provided any descriptions of their actions when the crash occurred. Source Context 165 if (GWarn) 166 { ...

Renaming assets keeps the old file

Tools - Feb 2, 2018

There is an issue where renaming assets keep the old files, which can easily occur after renaming files after a lunched project. This issue keeps old versions of files, these files keep in the conte ...

Point lights with source length building static lighting in incorrect direction

UE - Graphics Features - Mar 21, 2018

There is an issue where Point lights with source length building static lighting in the incorrect direction, the axis in which the light to be built seem to conflict with the preview build. This iss ...

Fix world to meters scale

UE - Platform - XR - Apr 11, 2018

Is changing the world to meters in the current 4.19 AR template project supposed to affect the world, or is world to meters only for VR projects currently? We have project where a client wants us to ...

Editable text box caret blinks slowly when manually setting focus

UE - Editor - UI Systems - Oct 18, 2018

For some reason, it appears that manually setting the focus (whether it be user, keyboard, or both) on an editable text box in UMG causes the caret to blink slowly. However if you were to manually s ...

Precomputed Visibility no longer calculated on Landscapes

UE - LD & Modeling - Terrain - Landscape - Jun 24, 2015

Placing a Precomputed Visibility Volume around or through a landscape does not seem to calculate precomputed visibility for that landscape. This is a regression from behavior in 4.7.6. Also Tested ...

Input Bindings losing rename information after re-opening project

If an input binding is renamed and the editor closed and re-opened, the input binding will revert to it's original name. ...