Crash when simulating in editor with a landscape actor selected

UE - LD & Modeling - Terrain - Landscape - Aug 8, 2016

The editor is crashing when clicking on a landscape actor in the viewport while simulating or when having a landscape actor selected and simulating. ...

VS2015 Update 3 prevents the editor from compiling code

UE - Foundation - Cpp Tools - UnrealBuildTool - Jun 28, 2016

Updating Visual Studio 2015 to Update 3 prevents code projects from compiling / creating new code projects ...

[CrashReport] Assertion failed: *LinkedTo == RequestingPin [edgraphpin.cpp:1747]

UE - Gameplay - Blueprint - Aug 29, 2017

This is a common crash occurring in 4.17 and back to at least 4.15. User Descriptionspress cntr Z Source Context 1734 check(ResolveType == EPinResolveType::LinkedTo); 1735 ...

Crash when adding foliage instances to unloaded IFA

UE - World Creation - Worldbuilding Tools - Foliage - Aug 31, 2023

Ran into a crash when trying to programmatically add foliage to a large WP level with some unloaded IFAs.  ...

Crash when enabling Display Device Model setting for Motion controller component when no VR device is setup

UE - Platform - XR - Jan 19, 2018

Enabling Display Device Model in a motion controller with no VR device setup will cause the editor to crash ...

Certain UPROPERTY values are not updated during auto-recompile

UE - Gameplay - Blueprint - Aug 4, 2016

Sometimes manual recompile is required to make a blueprint actually recompile data-only changes, but not always. If the last manual compile was with default values, then changes are not updated. If ...

Ensures when copy/pasting linked anim bp nodes

UE - Gameplay - Blueprint - Aug 9, 2016

REGRESSION: YesWORKING: 3039270BROKEN: 3081866 Ensures occur when copy and pasting nodes in the Anim Graph. ...

Cvars sections in Sequencer behaving incorrectly when using MRQ

UE - Anim - Sequencer - MRQ - Aug 9, 2023

Some key lines in the code:Engine\Source\Runtime\MovieSceneTracks\Private\TrackInstances\MovieSceneCVarTrackInstance.cpp:177 --> Apply   CVar when entering sectionEngine\Source\Runtime\MovieSceneTra ...

ComponentInstancingData lacks support for FMapProperty

UE - Gameplay - Blueprint - Sep 1, 2020

Map and set container value overrides will be lost in a cooked build for any Blueprint component that's dynamically instanced in a cooked build if the owning Actor class enables the optimized compon ...