Unreal Engine Issues

Nanite mesh polygons disappearing when using masked opacity with vertex color in 5.4

In 5.4.3, a nanite enabled mesh with a material that takes its vertex color (R) and uses it as the opacity mask output in a masked blend mode material, causes the mesh to have disappearing polygons ...

A crash occurs inside the Unreal Editor when we change the Spline Point type of a spline point, and we subsequently select another spline point

In versión 5.4, a crash has been found when using splines inside the LevelViewport. This crash occurs when we change the Spline Point Type of a spline point, and subsequently we select another splin ...

[Niagara] Sampling static mesh location throws error

Standalone window played from editor hits assert Index >= 0 in UObjectArray

Standalone window in editor will hit assert in a bit of time. Issue doesn't happen is playing standalone via Visual Studio. ...

Deleting static mesh that is used by foliage tool in content browser then selecting foliage window crashes editor

If a static mesh is being used by the foliage tool and then deleted in the content browser, the foliage tool will retain a copy of the object and crash the editor if the foliage window is selected a ...

Setting custom world settings blueprint in project settings causes editor to crash on open

If a blueprint based on a custom World Settings class is set in the project settings then the editor crashes on open ...

Include Render Pass name as variable in Filename Format field

When outputting with Custom Render Passes, the Render Pass is automatically added at the end of the output frame file name. We have a few variables that we can control in the FileName Format sectio ...

Crash in Retarget Manager with Humanoid Rig when trying to re-assign a bone to a node

Crash in the Retarget Manager with Humanoid Rig when trying to re-assign a bone to a node. Happens particularly when there is already a bone selected and you want to select a new one. [Link Remove ...

Variables in other blueprints cannot be accessed in the context menu

A variable in another Blueprint can't be accessed in the context menu from a reference to that Blueprint. ...

Actors are deleted when multiple actors from multiple sublevels are moved to the persistent level

Actors disappear when multiple actors are selected and are moved from multiple sublevels to the persistent level at the same time. ...