Unreal Engine Issues

Actors with large numbers of components cause long hitches during cooking

Actors with large numbers of components cause long hitches during cooking. Here is a brief profile from Very Sleepy of the process while the editor was cooking: [Image Removed] ...

Landscape Grass scale not applied when min and max are same value

If min and max scale are the same in a LandscapeGrassType asset, scale will not be applied. Confirmed in 4.25 MAIN @ CL 11318998 ...

Deleting folders in the Content Browser will not delete them permanently from Project Folder

If you delete a folder from the Content browser that is in the Starter content, The folder will reappear if you reopen the project. The only way to delete them would be from Windows Explorer. I als ...

Potential Memory Leak with Disaster Recovery Plugin

Enabling the disaster recovery plugin causes a memory leak when importing and editing a large amount of textures. This can result in either a system lockup or a crash. ...

Dithered LOD Transitions not Rendering Correctly on iOS with Use Landscape Lightmap feature and Foliage

Dithering appears aggressive and has a screen door-like effect when using the new Landscape Lightmap in combination with Foliage LOD changes. Owen Stupka attempted to reproduce the issue on his iPa ...

Instanced subobjects are not always instantiated as expected.

Instantiation of subobjects does not behave as expected when using the DefaultToInstanced UCLASS specifier. The licensee that reported the issue provided a sample project with some ensures added whe ...

[4.10 P2] UI is offcenter for dropdown menus and tooltips in editor

In Windows 10, on a system set up with 2 970GTX GPUs in SLI, the dropdown menues from the main navigation tabs will be offset and to the lower left of the screen when selected. ...

Translucent material can't get valid custom depth RT on mobile platform and pc preview

Upgrading Project After Disabling Light PropagationVolume Plugin Causes Crash

Attempting to upgrade a project from 4.10 to 4.11, or 4.11 to 4.12 with the LightPropagationVolume plugin disabled causes it to crash. Found in converting a 4.10 project to 4.11, and reproduced con ...

Action Rpg Sample Creating a new GameplayCue handler crashes the editor in 4.24

In Action Rpg sample, creating a new Blueprint of type GameplayCueNotifyActor or GameplayCueNotifyStatic, results in an Engine crash. The call stack leads to a PrintF Slate warning message that woul ...