Unreal Engine Issues

Vertex Painting - Unexpected behaviour when painting Skeletal Mesh with Low Radius Brush

Unexpected behaviour when painting skeletal meshes with small radius brush. This does not occur with static meshes. Confirmed in 4.25 MAIN @ CL 9730599 ...

StaticMeshActor loses root component scale if placed with Surface Snapping enabled in Editor Viewport

If you make a Blueprint child of StaticMeshActor, and set the default scale of the Root Component (Static Mesh Component) to something other than 1,1,1, the scale will not be applied when the actor ...

Camera modifier blueprint used in another blueprint crashes editor (Assert failed in edit condition code in details panel)

Changing the default values inside of a camera modifier blueprint when referencing it in another blueprint results in a crash. Tested in 4.21, 4.22, 4.23 and 4.24 ...

Mesh Paint can fail to find vertices using physics collision query

Mesh paint is for painting the vertices of a mesh, but in part uses physics collision queries to detect hits and search for vertices. (see FMeshPaintGeometryAdapterForSkeletalMeshes::LineTraceCompon ...

Staticmesh SectionInfo map is reset when changing LODGroup

Editor Freezes when trying to drag a subfolder with a numerical name higher in the hierarchy than its root folder

When trying to move a subfolder out of its root folder it will cause the editor to freeze if the subfolder has a numerical name. ...

Engine Crashes When Trying to Add an Entry to a TMap in a Nested Struct That is an Element of an Array

When trying to add an entry to a TMap in a nested struct that is an element of an array the engine crashes. This doesn't happen if it is not an array of the nested struct. Attached are .h and .cpp ...

Choosing Supported Platforms "Desktop (Win+Max+Linux)" Still Warns Against Packaging for those Platforms

Only checking the Desktop (Win+Mac+Linux) option in supported platforms for packaging results in warnings. Even though this one option should cover all three desktop platforms it still causes a warn ...

Pivot Offset for grouped objects resets to another objects offset

Grouping objects with individual pivot offsets causes a new offset location to be selected after manipulating the groups rotation or translation.  ...

Blueprints derived from "Editor Utility Actor" are not able to tick in editor when placed in the world

Placed Editor Utility Base was recently deprecated and users who require the functionality of ticking in the editor are unable to use "Editor Utility Actor" or "Editor Utility Widget." A couple of u ...