Deleting a content browser asset while that asset is open causes all other open assets to close.

Tools - Aug 11, 2016

If multiple assets are open (blueprints, materials, particle system, etc.), deleting one of the assets from the content browser causes all other open asset windows to close. ...

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 ...

Saving an asset after renaming it, if it wasn't saved before that, can cause it to exist without being visible.

Tools - Jun 1, 2015

If you 'Save All' after renaming an asset after it's creation, without any saves prior, it will appear in the windows explorer's content folder but will not be visible in the editor. ...

Text variable does not lose reference to a "Format Text" node after the node is deleted

UE - Gameplay - Blueprint - Jan 29, 2015

After deleting a format text node, if a text variable was plugged into it the variable's pin will stay highlighted as though it were still connected. If this is then hooked up to the return pin of a ...

Unreal Logo in Display 3.1 Continues to Spin After Button is Turned Off

Docs - Samples - Sep 21, 2016

While writing test cases for the Blueprint Communication Content example, I came across this inconsistency. The logo continues to spin even after the button is no longer active. I expected the logo ...

Unable to compile level blueprint after deleting a structure that was being used as a variable type

UE - Gameplay - Blueprint - Nov 6, 2017

After compiling, the variable disappears from the variable list which prevents the user from deleting it and being able to recompile the level succussfully Not a regression as it occurs in 4.18.1 a ...

Component reference broken in sequencer when component is renamed

UE - Anim - Sequencer - Jul 29, 2016

Component reference broken in sequencer when component is renamed ...

Landscape Layer Painting issues when painting near the edge of delete Landscape Proxies.

UE - Graphics Tools - Terrain - Jul 19, 2024

It appears that the landscape painting tool is not correctly taking into account deleted landscape sections, resulting in artifacts inside of the weight textures. ...

Viewport buttons on Mac are difficult to open

UE - Platform - Apple - Jul 17, 2015

QA REGRESSION: YesWORKING: 2616418BROKEN: 2623997 In the Mac editor, the Viewport buttons are difficult to open, requiring multiple clicks to keep the list visible. Update:QA REGRESSION: YesWORKIN ...

Crash Occurs When Deleting Virtual Bones that are Referenced in Post Process Anim Blueprint

OLD - Anim - Mar 22, 2018

When a post process anim Blueprint that uses a virtual bone is used in the Skeletal Mesh and the virtual bone is deleted from the skeleton, crash occurs -The Post Process Anim Blueprint is set in ...