Editor Utility Widgets cannot write to the Undo Buffer

Tools - Apr 4, 2019

When using an Editor Utility it appears that the user cannot write to the Undo Buffer. ...

Crash when trying to open a widget after upgrading project

UE - Foundation - Core - Jul 1, 2019

A user is experiencing a crash after upgrading their project from 4.21 to 4.22. This crash did not occur in the 4.21 version of the engine. [Link Removed] ...

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 ...

Custom cursor retains reference after it has been deleted

UE - Editor - UI Systems - Nov 2, 2015

If the user creates a custom cursor with a widget blueprint and then applies it via the project settings and then deletes the widget blueprint that is being reference. The setting will be set to non ...

Palette panel favorites category no longer stores more than 1 favorite at a time

UE - Editor - UI Systems - UMG - May 10, 2022

This is a regression from 4.27.2 CL18319896 The favorites category within the User Widget's palette no longer stores more than 1 favorite at a time. Each time a new favorite is starred it replaces ...

Crash When Adding a second animation timeline after adding keys to the first

UE - Anim - Sequencer - Nov 16, 2015

If the user adds a second time line to a widget blueprint after the first has had a key frame add then the editor will crash if the curve editor is selected. ...

[CrashReport] UE4Editor_UMG!UButton::SynchronizeProperties() [button.cpp:62]

UE - Editor - UI Systems - Sep 7, 2017

This is an infrequent but longstanding crash that has occurred since at least 4.13 and affected more than 350 users. User DescriptionsI using widget bp. I Try moving blur mistake same time press ct ...

After clearing the options of a ComboBox (String) widget it will not update

UE - Editor - UI Systems - Jan 13, 2015

If a user uses clear options on a combo box (String) and then tries to add new and different data, the data that is added was the data that was removed with the clear options node. ...

Texture Color in UMG reverts to default value after Sequence is over

UE - Anim - Sequencer - May 30, 2017

After the timeline exceeds the sequence, the Material on the image reverts to default Red. This does not happen to the color on the font however. This does Not happen in Main and in 4.16.1 therefo ...

Scrollbox widget moves much slower when using a gamepad

UE - Editor - UI Systems - Aug 1, 2018

Using the gamepad to scroll a scrollbox causes the scrolling to move slower. Tested in 4.18.3(CL - 3832480), 4.19.2 (CL - 4033788), 4.20.1 (CL -  4233996), 4.21 (CL  - 4245542) ...