Mouse cursor will not change unless a mouse button is being held down.

Tools - Dec 5, 2014

Changing the mouse cursor depending on what it is currently over only happens if a mouse button is also being held down. This worked normally in version 4.5.1 WORKAROUND: In UGameViewportClient::Ge ...

[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 ...

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 ...

Networked root motion montage with rotation fighting smoothing

UE - Gameplay - Player Movement - Oct 30, 2023

A licensee is reporting a sim proxy is playing a networked anim montage with root motion, that the rotation changes will fight between what's produced in ::SimulateRootMotion and ::SmoothClientPosit ...

Importing folder with a period in its name causes crash

UE - Editor - Content Pipeline - Import and Export - May 15, 2018

Folders with periods in the name will crash when attempting to import them. ...

Unable to create installed build with iOS support from PC

UE - Foundation - Core - May 3, 2017

Attempting to build a local binary engine from a source engine will fail when iOS support is enabled in the setup process. Command line argument (ran from Engine/Build/BatchFiles folder location): ...

Dithered LOD Transition Has Visual Pop

UE - Graphics Features - Dec 28, 2016

When a static mesh that is placed in the scene begins to transition using dithered LOD, The LOD that is being transitioned away from will "POP" in at full opacity for a moment just before the dither ...