Build failing for users project with all platforms

UE - Gameplay - Blueprint - Feb 24, 2015

When attempting to package this project for a mobile device, the build with fail. I tested in main and 4.7 release and the build will always fail. Project: [Link Removed] Users log: https://ans ...

Preview Background Feature Removed From UMG In 4.13

UE - Editor - UI Systems - Sep 26, 2016

Widget Blueprint no longer has "Preview Background" feature in 4.13. This is misleading since the documentation mentions to use this in the workflow here: https://docs.unrealengine.com/latest/INT/En ...

Scaling a SceneCapture2D from Default Scale will cause Decals to Disappear in the Render Target

UE - Graphics Features - Dec 6, 2016

When scaling a SceneCapture2D actor/component any decals there were being rendered within the Render Target disappear. I also noticed that when the SceneCapture2d is set to orthographic, the scale ...

Crash in FLandscapeRenderSystem on Mobile

UE - Graphics Tools - Terrain - Landscape - Aug 4, 2021

Similar issues have already been reported here for iOS [https://udn.unrealengine.com/s/question/0D52L00004vJelTSAS/crash-ios-in-flandscaperendersystemcomputesectionperviewparameters] and here [https ...

Soft References resolved at Runtime result in References to Persistent Assets

UE - Gameplay - Aug 23, 2018

It is believed that soft references resolved during runtime, point to the edit time instances of actors instead of the runtime instances. This issue does not reproduce when it is called from an Inp ...

Animating the camera and character with LiveLink makes the character tremble

UE - Virtual Production - Mar 31, 2020

GIF images are attached. The animation is smooth on the MotionBuilder side, but it is "slightly" wobbly in UE4. The licensee reports that the situation can be heavily shaken by the situation. Also, ...

Light function materials using WorldPosition do not render correctly to volumetric fog if there is more than one

UE - Graphics Features - Mar 27, 2023

There is a one-line fix for this in a shader file, see their PR on GitHub:https://github.com/EpicGames/UnrealEngine/pull/10251/files ...

Crash when Listen Server Attempts ServerTravel in Play in New Editor Window

UE - Networking - Jun 9, 2015

JamesG: New callstack on UDN thread points to UNetDriver::TickFlush Editor crashes if a listen server attempts to use the console command ServerTravel while in Play in a New Editor Window. CrashR ...

The command r.screenPercentage ## does not work when in VR mode

UE - Platform - XR - Jun 18, 2015

Trying to set the screen percentage does not work when in VR mode. A user used an execute console command to run r.screenPercentage and it worked as expected until the user press Alt+Enter to engage ...

Level Sequence Actor- bTickWhenPaused is unsettable from the details view

UE - Anim - Sequencer - Aug 1, 2024

See UDN here: https://udn.unrealengine.com/0D5QP00000TtFaV0AV?fromCase=1 The issue is that in FMovieSceneSequencePlaybackSettings, the TickInterval struct is marked with an EditCondition to only be ...