LevelSequenceActorSpawner::GetLevelStreaming() fails to compare sub level names when running in Pie

UE - Anim - Sequencer - Sep 26, 2019

The problem is in the function with signature "ULevelStreaming* GetLevelStreaming(FString SafeLevelName, UWorld& World)" within LevelSequenceActorSpawner.cpp at line 30. The problem is with the Safe ...

Cannot move movable components of actors if using drag if PIE or Simulate

UE - Editor - Workflow Systems - Mar 3, 2021

If the actor is in sublevel and user play simulate or PIE, the actor can't be moved by drag gizmo. Even if under the same conditions, editing transform of detail panel work properly. So I guess that ...

Some textures stretched on Mobile device

UE - Platform - Mobile - Sep 8, 2015

User's content is here: "P:\temp\UrbanJogging.zip" "If you start up the game or go into the content, the issue is on Track One, on the first bend on the right. Also be careful with the sprint bu ...

Crash when editing members of a struct contained within a UObject instanced inside a USceneComponent

UE - Editor - Jan 24, 2024

When implementing a USceneComponent in C++, one may want to add one or more internal UObjects to hold some data or perform specific tasks (this is also done by several UE built-in components). These ...

[CrashReport] UE4Editor_LevelEditor!SLevelViewport::BindShowCommands() [slevelviewport.cpp:1429]

Tools - Nov 10, 2017

This is a longstanding but infrequent crash that has occurred since at least 4.16.1. Users have not provided any descriptions of their actions when the crash occurred. The callstack closely matche ...

Unable to scroll in Structure property window

Tools - Nov 16, 2016

When enough variables are added to a structure to cause the list to be too long for the window, a scroll bar should appear and you should be able to scroll through them. This does not occur. Regres ...

[CrashReport] UE4Editor_UMG!UButton::SynchronizeProperties() [button.cpp:62]

UE - Editor - UI Systems - Sep 7, 2017

This is an infrequent but longstanding crash that has occurred since at least 4.13 and affected more than 350 users. User DescriptionsI using widget bp. I Try moving blur mistake same time press ct ...

Point lights affect indirect lighting on RTGI much less than other types of lights

UE - Graphics Features - Lumen - Aug 4, 2020

Only point lights affect indirect lighting on RTGI much less than other types of lights.[Link Removed] Indirect lighting of baked lightmaps look much stronger than RTGI.[Link Removed] Apparently, ...

Engine Plugins are failing to be created

UE - Foundation - Cpp Tools - UnrealBuildTool - Apr 19, 2017

Engine plugins are not being successfully created. Output log reads that the Path QAGame/Plugins cannot be found leading me to believe that it is not creating the Plugins folder for the project. N ...

UnkownRef Mips can cause TextureStreaming peaks during loading

UE - Graphics Features - Mar 27, 2023

UnkownRef Mips is meant to fix/workaround the problem where some textures are used for rendering but they don't have any component references them (such as texture used by PP effects) These UnkownR ...