Crash due to memory after opening the World Partition window with large objects

UE - World Creation - Worldbuilding Tools - World Partition - Dec 8, 2022

Regression: Tested in UE5/Release-5.0, this issue does not occur so regression is yes. Reproducing this issue has a mixed reproduction rate. I have gotten the editor to crash when scaling the cube ...

Editor Crashes When Attempting to Change Units in Project Settings

Tools - Aug 17, 2016

The editor crashes when attempting to make a change to the units located in Edit->Project Settings->Editor->Appearance. The crash occurs as soon as one of the dropdowns is clicked. This is a regr ...

Call-In-Editor functions in an EditorUtilityActor are not called in editor

UE - Framework - Blueprint - Mar 22, 2024

In 5.1 through 5.3, Call-In-Editor functions within EditorUtilityActor Blueprints created via Create Advanced Assets/Editor Utilities/Editor Utility Blueprint are not callable in editor. Prior to 5 ...

Using a Macro to access a variable from another Actor causes a crash in Standalone

UE - Gameplay - Blueprint - Jun 8, 2015

Using a Macro to access a variable from another Actor causes a crash in Standalone. This does not seem to affect any other preview in editor, nor packaged games. Reproduced in 4.7.6, 4.8 Preview 4, ...

[CrashReport] UE4Editor_Renderer!TStaticMeshDrawList<TBasePassDrawingPolicy<FUniformLightMapPolicy> >::GetUsedPrimitivesBasedOnMaterials() [staticmeshdrawlist.inl:868]

UE - Graphics Features - Feb 19, 2016

This Jira was entered due to a high number of occurrences in 4.11 Preview 5. Error message: Assertion failed: !Proxy->IsDeleted() [Link Removed] [Line: 867] Source Context: 853 { 854 ...

Spline Component Spline Generation Panel does not trigger Construction Script

UE - Editor - Workflow Systems - Sep 24, 2024

From Licensee Spline generation tool no longer triggers the construction script We recently updated from Unreal 5.3 to 5.4 and our level designers are having an issue with the spline mesh generatio ...

Crash when rendering cinematic in a Separate Process without "-NoLoadingScreen" cmd argument

UE - Anim - Sequencer - Jul 5, 2016

Crash when rendering cinematic in a Separate Process without "-NoLoadingScreen" cmd argument. Occurs in 4.12 and 4.13 in both Matinee and Sequencer Error message: Assertion failed: SizeX > 0 && S ...

Rapid Memory consumption when adjusting slider value for Blueprint in Details Panel

UE - Graphics Features - May 12, 2016

When a Planar Reflection component has been added to a Blueprint that has adjustable sliders that can be edited via the Details panel that updates the Blueprint via the construction script the memor ...

LIVE: RENDERING: Movable Mesh does not receive shadows from Static meshes in static or stationary lighting

UE - Graphics Features - Apr 30, 2014

---------------------------------------------------------------------------------------------------------------------- Build: 4.1.0-2057451 Description: Movable meshes and blueprints set to cast n ...

Blueprint improperly marked dirty when it contains a latent node with a byte enum

UE - Framework - Blueprint Editor - Sep 23, 2024

In UE 5.4, when deleting actors in our levels, some blueprints will be mark dirty despite not having changed. We traced that down to FAssetRenameManager::CheckPackageForSoftObjectReferences. The af ...