Stationary actor tooltip states stationary actor can be moved, moving actor results in warning spam

Tools - Aug 10, 2016

Either the tooltip for Stationary actors or the actors movement option is incorrect. The tooltip reads: "A stationary object can be changed in game, but enables cached lighting methods when not m ...

Skeletal Mesh Attached Via Socket Rotates Collision in Unexpected Manner

UE - Simulation - Physics - Jun 22, 2018

Collision snaps to socket at an unexpected angle. See attached screenshot for breakdown on what is expected and unexpected. Description provided by user: the collider of the root bone is turned - ...

Engine Plugins are being created with includes that are out of order

UE - Foundation - Cpp Tools - Plugin System - Feb 7, 2017

Header files are out of order in the plugin.cpp files. WORKAROUNDIn Visual Studio, open UE4 > Plugin > "Button" > Source > "Button" > Private > ButtonStyle.cpp Cut Button.h from the top of the #i ...

abnormal sound output on UMG animation track

UE - Anim - Sequencer - Jan 28, 2022

Sound repeated at initial frame only on 4.27. it was worked fine on 4.26 and 4.25 It is probably a side effect caused by the sequencer changes below.​ Sequencer: Move Finalization phase back onto ...

Reliable multicast RPCs can be dropped

UE - Networking - Dec 23, 2015

As detailed in the linked UDN thread, if a server doesn't receive a network packet from a client in 1.5 seconds, it sets the client connection's ViewTarget to null. This will cause dropped reliable ...

Crash Occurs When Opening a Second Sequence After Altering the First While Simulating in Editor

UE - Anim - Sequencer - Jan 30, 2018

-When opening a second sequence after altering the one prior(locking and unlocking the camera) while simulating in the editor, leads to a crash -Did not occur in 4.19 Preview 1 -As for the link to ...

Editor loses focus and is moved behind another window when adding a new Directory to Monitor to the Auto Reimport settings

Tools - Jun 5, 2017

Adding a new Directory to Monitor to the Auto Reimport settings for the Editor results in any Editor windows on the primary monitor being moved behind the top-most window on that monitor. ...

Logic error in TRange::Difference causes crash when you Trim and Preserve Left/Right and unbounded Attach section in the sequencer

UE - Anim - Sequencer - Aug 1, 2024

TRange::Difference function does not handle bounds correctly, causes crash in the sequencer when "Trim And Preserve Left/Right" is used in the user's example project. User provided a potential fix: ...

iPadPro2 Splash Screen distortion on app Launch

UE - Platform - Mobile - May 7, 2018

iPadPro2 splash screen distorted on app launch. Looks like there is a fix for this in FN branch that can be brought over. Engine/Source/Runtime/ApplicationCore/Private/IOS/IOSAppDelegate.cpp http ...

Fix textureLOD for PowerVR workaround

UE - Platform - Mobile - Mar 9, 2015

https://forums.unrealengine.com/showthread.php?61511-A-few-questions-in-regard-to-texture-compression-reflections-and-deployment&highlight=powervr This code was added back on 8/2013, changelist 178 ...