Unreal Engine Issues

Ensure tripped: "Template Mismatch during attachment."

Level Variant Bindings are lost when saving level with a different name

When saving a level, that has a level variant asset in it, with a different name, the bindings within the level variant are broken. ...

Box Reflection Capture is placed with a different default scale value when placed from the Quick Add Menu

Box Reflection Capture scale is set to 1.0, 1.0, 1.0 instead of 1,000.0, 1000.0, 400.0 when placed from the Quick Add Menu versus other placement methods. ...

Crash in FPrimitiveSceneProxy::UpdateInstances_RenderThread in CitySample

The following check fails occasionally: check(InstanceCustomData.Num() == (NumCustomDataFloats * InstanceSceneData.Num())); I was not able to narrow down more precise repro steps, but it appears t ...

Materials using Landscape Layer Blend are black

When applying a Landscape Layer Blend of textures to the Material Base Color, the preview does not update or shows black instead of how the material is supposed to look. When you disconnect the lay ...

FPS and Editor GPU Selector don't appear on Mac after enabled in Preferences

Toggling these options should enable these features in the editor but nothing changes after restarting the editor on Mac. User can still toggle Show FPS using the hamburger menu – this is expected t ...

Editor Utility Blueprint derived from Actor Action Utility with an array variable doesn't work as expected when using Scripted Actor Action to add elements to the array

This is a regression. Editor Utility Blueprint derived from Actor Action Utility with an array variable doesn't work as expected when using Scripted Actor Action to add elements to the array. ...

Inconsistent ListView entry sizes can prevent the ListView from being scrolled to the bottom

Since the contents of a ListView are virtualized, the ListView estimates the size of the scroll box's contents based on the on-screen elements. This can lead to some situations where DistanceFromBot ...

Enabling Collision on a Spline Mesh component with a Static Mesh assigned causes an assertion to fail while executing in a package

Enabling Collision on a Spline Mesh component with a Static Mesh assigned causes an assertion to fail while executing in a package. This does NOT occur if you play in editor. Repro Rate: 4/4 Teste ...

Niagara Fluids Grid3D_Gas_Explosion causes a crash

Placing Grid3D_Gas_Explosion into a level then packaging the level for windows will crash the packaged project. The package will give an error that it crashed while loading and quit.  This does not ...