Unreal Engine Issues

Tessellation Materials are not working on Landscapes

Tessellation is not working on landscapes, but it does works fine on static meshes. This is a regression from 4.23.1 (CL-9631420) where the tessellation was visible with this setup. This was tested ...

Level Sequence with Media track hangs when scrubbing the timeline

Adding a media track(.mp4/avi) into a level sequence causes the editor to hang when scrubbing the timeline, or enabling/disabling the media track. ...

LIVE: Multi Line Editable Text BOx in UMG does not wrap text to a new line

When setting up a UMG HUD system, the Multi Line Editable Text box component will accept text, but all text entered is on a single line with a horizontal scroll bar rather than wrapping to a new lin ...

Render Target Cube appears dark in Reflections level.

Adding a render target cube to a Scene Capture Cube returns a very dark texture. ...

Convert selected components to Blueprint Class will crash if the Actor is not tagged as BlueprintSpawnableComponent

The editor will crash when using "Convert Selected Components to Blueprint Class" for actors that the root component is not tagged as a BlueprintSpawnableComponent. ...

Split Struct pins cause errors when a project is converted to 4.17

Split Struct pins cause errors when a project is converted to 4.17. You are still unable to split struct pins even if a new variable is created for the struct. Only adding a new variable to the st ...

PrecomputedAOMask cannot be used when Virtual Texture is enabled

The problem is that when the VirtualTexture lightmap is enabled, the value returned by the material node's PrecomputedAOMask is incorrect. ...

Nanite compute materials don't work with VolumetricLightmap

Reparenting a UserWidget within that widget's events can break links between UWidgets and their SWidget.

Reparenting a widget within it's own event can cause that widget's tree to have null references instead of references to slate widgets. This happens because when a widget is reparented, we remove a ...

Crash in Forward Renderer DX11 RHI Impl when using VR PIE

// enforce color target is <= depth and MSAA settings match if(RTTDesc.Width > DTTDesc.Width || RTTDesc.Height > DTTDesc.Height || RTTDesc.SampleDesc.Count != DTTDesc.SampleDesc.Count || ...