Unreal Engine Issues

BSPs do not update when converted to blocking volumes

If a bsp is converted to a blocking volume, the faces of the bsp remain present until a new actor is placed or geometry is compiled. ...

Float values do not show up on the curve editor when animating widgets

If the user has a float value that is exposed on a widget and that widget is added to another widget (via the user created) section, the the float value will not show up on the curve editor of any a ...

VC Runtime not in UnrealLightmass temp directory; causing lightmass build errors

A Redistribute file for VS 2015 is needed to build lightmass, but this is not currently included with the engine. If a user does not have VS 2015 installed, lightmass will fail with this error: Un ...

VisualLog redirections are broken after PIE finishes

Visual logger cleanup should remove only redirections registered from that single world, leaving others intact (e.g. created for editor world) ...

UnrealPak hangs when creating a pak file on Mac

Reported by users and seen once by myself. For a project which can exhibit this see: https://udn.unrealengine.com/questions/265039/example-project-for-ios-build-hang-and-poor-modula.html ...

Select Node not supported in AnimGraph, but still remains a selectable option

In the answer provided by the developer for AnswerHub question, "Select Node" is not supported in the AnimGraph. However, the user is still able to select and add this to the AnimGraph which is caus ...

Child actor component mesh actor does not update transform with child actor component in parent blueprint

if a child actor component is set to a new child actor at runtime, the actor will not update with the transform of the child actor component in the parent blueprint. ...

FInterpCurve::InaccurateFindNearestOnSegment doesn't correctly find points on the section connecting last to first points in a closed loop

There is a possible code mistake in UPrimitiveComponent::GetCollisionShape.

A user pointed out a possible mistake in the Engine source code. In the GetCollisionShape function in the UPrimitiveComponent class, an FVector variable Extent is created and set, and then potential ...

Landscape Components No Longer Editable after Undoing Component Deletion

When working in Manage Mode with Landscapes and deleting a component, if you undo the deletion, you can no longer modify or select the component. I did attempt to rebuild the scenes lighting and ge ...