Touches on windows generate 2 mouse events.

UE - Editor - UI Systems - Slate - Mar 22, 2017

The problem is that windows supplies both a touch event and a mouse event for each touch. The engine then handles touches as mouse input so that UI elements can work correctly on touch platforms. ...

Asset returns after being deleted from the content folder while the editor is open

UE - Editor - Content Pipeline - Content Browser - May 8, 2017

Asset returns after being deleted from the content folder while the editor is open. A deleted asset comes back and does not prompt to save it. This leads to the asset being removed when the editor i ...

Extra Sphere collision is shown when setting it to not be hidden in game for the BP_motionController in the VR template

Docs - Samples - May 11, 2017

Extra Sphere collision is shown when setting it to not be hidden in game for the BP_motionController in the VR template. This also appears to be happening with other debug shapes including the deb ...

Relative location of Static Mesh Component resets to Blueprint location if Blueprint is attached to another Actor and then moved

UE - Gameplay - Blueprint - Oct 15, 2018

The relative location of a Blueprint's Components behaves differently in the level depending on whether the Component was added directly to the Blueprint or it was inherited from a parent code class ...

Struct Viewer will display duplicate structs after a rename

UE - Gameplay - Blueprint Editor - Nov 3, 2020

[Image Removed] ...

Crash when enabling r.HairStrands.Visibility.PPLL

UE - Graphics Features - Mar 10, 2022

Licensee reports no crashes in EA2. It crashes in Preview 2. The project is uploaded in a BOX due to its large file size. [Link Removed] ...

GetMouseX returns stuttering value if ShowMouseCursor is enabled

UE - Gameplay - Input - May 11, 2022

Showing the mouse cursor and holding down the left mouse button while dragging will cause the MouseX event to broadcast incorrect axis values.  ...

Some parameters tooltip descriptions are missing

UE - Rendering Architecture - Materials - Oct 13, 2022

The user is shown an "default" tool tip message when hovering the mouse over material parameters. ...