OnObjectPropertyChanged Firing Excessively when FText is Bulk Edited

UE - Editor - Jun 28, 2023

If multiple game objects are selected at once and their text field is edited, instead of getting N events, it produces N-squared events. It looks like FPropertyHandleBase::SetPerObjectValue is call ...

Crash when placing a widget into a nested name slot that has been added via the user created section

UE - Editor - UI Systems - Jul 28, 2016

Crash when placing a widget into a nested name slot of another name slot. This occurs if this widget is then added to another widget and both the parent name slot and the child name slot receive chi ...

Dynamic point lights generate shader compile errors on HTML5

UE - Platform - Mobile - Aug 20, 2015

The new ES2 movable point lights look promising. Unfortunately, there seems to be an issue with them in HTML5 builds. They work great in the ES2 preview mode in the editor, but when running in an ac ...

Run Command fails when launching code project onto Mac from the editor

UE - Platform - Apple - Apr 18, 2017

This only affect Launching on code projects. Packaging code projects works fine.LogPlayLevel: Program.Main: ERROR: AutomationTool terminated with exception: AutomationTool.AutomationException: Unabl ...

[CrashReport] UE4Editor_Landscape!ALandscapeProxy::GetLandscapeInfo() [landscape.cpp:785]

UE - LD & Modeling - Terrain - Landscape - Jul 13, 2017

This is a common crash affecting users in the 4.16 release. Users have not provided any descriptions. Source Context 775 { 776 ULandscapeInfo* LandscapeInfo = nullptr; 777 ...

Remote standalone build of a project fails due to incorrect path to project's Info.plist file

UE - Foundation - Cpp Tools - Automation Tool - Sep 17, 2018

Attempting to use UAT on Windows to remotely create a standalone build of a project for Mac fails in 4.19. The error message indicates that it cannot find part of the path to the project's Info.plis ...

Duplicating a Sequencer causes events from the original sequence to fire when the second Sequencer is ran

UE - Anim - Sequencer - Nov 13, 2018

When using a Sequence that is a duplicate of another, without changing the event names, the duplicate Sequence will still fire off the event from the original even if the values are changed. Changin ...

Virtual textures flicker if physical pool is oversubscribed

UE - Graphics Features - Feb 24, 2021

If a virtual texture physical pool becomes oversubscribed the current behavior is: Log a one time only warning: ''Failed to allocate VT page from pool...' Continue to evict the least recently used t ...

Actors on an axis and in multiple cells are not culling

UE - World Creation - Worldbuilding Tools - World Partition - May 12, 2022

Actors on an axis and in multiple cells are not culling as expected. ...

Movie Scene Capture - DX12 Render Artifacts and Delay

UE - Rendering Architecture - RHI - Jun 19, 2023

If using the Legacy renderer (Movie Scene Capture) with DefaultRHI DirectX12, there's new delay and also some frames get weird artifacts.   However, the delay and artifacts do not appear when using ...