Procedural Foliage Blocking Volume Blocks Sight Perception

UE - AI - May 25, 2016

Sight perception is being blocked by Procedural Foliage Blocking Volumes. Setting the volume to No Collision resolves the issue, but then the volume will not block foliage. Found in 4.12 Preview 5 ...

Failed Skeletal Mesh "reimport" can cause asset to be deleted entirely

Tools - Dec 8, 2015

When you attempt to import an FBX with the same name as another asset in the same folder, it asks to overwrite it. Many users and licensees use this method over our "Reimport" options because there ...

Crash upon attempting to submit a level to source control after enabling Lock Read-only Levels

Tools - May 18, 2015

If a user enables the 'Lock Read-Only Levels' option in the Levels tab (Window -> Levels) of the editor and then attempts to submit a level to source control, it will cause the editor to crash. Not ...

Widget IsHovered does not register a TouchUp

UE - Editor - UI Systems - Aug 25, 2015

Widget node IsHovered does not register a TouchUp when you TouchDown onto a touchscreen device. It keeps the same x,y coordinates when moving your finger along the screen. I have spoken with Chris ...

[CrashReport] UE4Editor_UnrealEd!UnFbx::FFbxImporter::RecursiveBuildSkeleton()

UE - Editor - Content Pipeline - Import and Export - Jul 30, 2015

This is a common crash affecting users. User DescriptionsJust import a Mesh of Fuse Source Context 624 void UnFbx::FFbxImporter::RecursiveBuildSkeleton(FbxNode* Link, TArray<FbxNode*>& Out ...

[CrashReport] UE4Editor_Sequencer!FSequencer::NotifyMovieSceneDataChanged()

UE - Anim - Sequencer - Jul 24, 2017

This is a common crash affecting users in 4.16 and into the 4.17 Preview. User Descriptionscopying-pasting curves in Sequencer Source Context 979 void FSequencer::NotifyMovieSceneDataCha ...

Mouse cursor does not disappear when widget has focus

UE - Editor - UI Systems - Nov 20, 2017

THere is an issue with the Mouse cursor when using UMG with the set show mouse cursor option. after setting the set show mouse cursor off pressing a widget and giving it focus causes the mouse curso ...

Blueprint Function Reorder displays error tooltip when trying to reorder functions

UE - Gameplay - Blueprint Editor - Dec 7, 2017

There is an issue when attempting to reorder blueprints where Blueprint Function Reorder displays error tooltip when trying to reorder functions. In previous engine versions, functions could not be ...

Statistics Window does not show spawned objects with "All Objects" filter during PIE

Tools - Mar 14, 2018

Actors created during PIE are not shown with the "All Objects" filter in Statistics window. Licensee also reports Texture Stats not working with "Selected Actors" filter during PIE ...

Cloth Rendering - Optimizations cause a one frame geometry stretch when off screen cloth is teleported back on screen.

UE - Simulation - Physics - Character - Aug 26, 2021

Render optimizations are causing the cloth render data to be updated one frame too late after an off screen cloth object has been teleported back on screen. The optimisation triggers itself after a ...