Difference rendering result between SceneCaptureComponent2D and SceneRendering

UE - Graphics Features - Feb 14, 2018

This problem is difference rendering result between Final Image of SceneCaptureComponent2D and scene rendering. If I disable the post effect, the result seems to be the same, but turning it on will ...

Reflections Not Behaving As Expected in Splitscreen

UE - Graphics Features - May 15, 2018

In splitscreen, Player 0 view influences reflections for other player views. A user submitted the included test project showing the issue, and I have reproduced on 4.18.3 as well as 4.19.2 (see Spli ...

Assertion failed: UnscaledViewRect.Width() > 0

Tools - May 23, 2018

Crash when using new FCanvasDrawer Licencee notes that crash does not occur if "new FCanvasDrawer" is commented out. ...

Scale is 0.0f when editing a curve with Animation Sequencer.

UE - Anim - Runtime - Jun 6, 2018

There are conditions. ・EnableRootMotion is true. ・Adidive Anim Type is Mesh Space or Local Space. https://udn.unrealengine.com/questions/436446/%E7%89%B9%E5%AE%9A%E6%9D%A1%E4%BB%B6%E3%81%AE%E3% ...

Vertex Interpolate Node Doesn't Work with Lightmass

UE - Graphics Features - Lumen - Aug 8, 2018

The vertex interpolate node doesn't work with lightmass. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4258917 ...

[CrashReport] UE4Editor_MediaAssets!UMediaPlayer::GetPlaylistRef() [mediaplayer.h:890]

Media Framework - Jul 19, 2018

Comment from user:double clicked on a media player asset that I just cloned 880 /** 881 * Get the current play list. 882 * 883 * @return The play list. 88 ...

Mobile projects crash with Event Driven Loader disabled

UE - Platform - Mobile - Feb 21, 2019

iOS + Android apps will crash on launch if Event Driven Loader is disabled. Confirmed in 4.23 MAIN at CL 5035898 ...

sRGB flag is enabled when importing hdr image file

UE - Editor - Content Pipeline - Import and Export - Oct 23, 2019

The sRGB flag is enabled when importing hdr files. This is disabled in PostEditChangeProperty, but remains enabled if we do not edit the file. I think the sRGB flag should be disabled for hdr image ...

Landscape Resample Crashes Editor in Sublevel Map

UE - LD & Modeling - Terrain - Landscape - Nov 25, 2019

Opening map assets from "Open World Demo Collection" causes engine to freeze

Docs - Samples - Mar 9, 2020

Opening map assets from the "Open World Demo Collection" sample results in the engine freezing. No crash occurs, just a lock up of the engine at 75%. There is the possibility that it could take s ...