Disable button style is not applied when a button is disabled

UE - Editor - UI Systems - Aug 24, 2015

If the user applies a material or texture to the disabled button style option the button will not used the material/texture that was used but will instead use the default grayed out button look. E ...

Begin and End Overlap events continuously trigger while a character moves within a collision component of a Blueprint Actor that Simulates Physics if the collision component has Auto Weld enabled

UE - Gameplay - Jun 29, 2015

Begin and End Overlap events continuously trigger while a character moves within a collision component of a Blueprint Actor that Simulates Physics if the collision component has Auto Weld enabled. ...

Editor crash switching active level

UE - Gameplay - Aug 16, 2016

Editor Crash when switching from a level to its sublevel. The sublevel contains an instance of an actor that references a character actor. See UDN for full context. Orignal UDN:https://udn.unrealen ...

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. ...