Migrating a Niagara asset from one project to copies the Niagara plugin assets

UE - Niagara - Jan 3, 2019

Migrating a Niagara asset from one project to copies the Niagara plugin assets. ...

Virtual Bone effect is lost after re-importing mesh

OLD - Anim - Dec 31, 2018

After setting up a Virtual Bone on the skeleton and having it drive a Skeletal Control Node in an Animation Blueprint. Reimporting the skeletal mesh will cause the setup in the Anim BP to revert bac ...

GetClassDefaults should expose object properties if they are not instanced

UE - Gameplay - Blueprint Editor - Dec 5, 2018

The current GetClassDefaults is overly restrictive in what it allows to be modified and not. Object properties that point outwards (i.e. non-instanced) should be accessible. ...

Walkable Slope Override not observed by ISMCs

UE - Gameplay - Player Movement - Nov 6, 2018

A static mesh assets's Walkable Slope Override is observed by placed static meshes, but not by ISMC instances. ...

Lightmap Density Of Imported FBX Offsetting When Lighting Is Built

UE - Graphics Features - Oct 8, 2018

Lightmap density of imported fbxs will be offset when lighting is built.  Working as expected in 4.19 CL# 4033788 Found in 4.20 CL# 4369336, 4.22 CL# 4433008 This is a regression  ...

Can change type of event dispatcher in Blueprint

UE - Gameplay - Blueprint Editor - Oct 2, 2018

It seems that with 4.20 users are able to change a dispatcher's type from Multicast Delegate to something else (float, int, etc.) Doing so will cause any node that references the dispatcher via call ...

User is able to drag duplicate events into the graph from My Blueprint

UE - Gameplay - Blueprint Editor - Sep 27, 2018

REGRESSION: Yes, this did not occur in 4.19 The user is able to drag an Event from My Blueprint panel into any graph, creating a duplicate Event Node. Additionally the dupe Event will have extra o ...

SketchUp models are too small once imported via the Datasmith plug-in

UE - Editor - Content Pipeline - Datasmith - Exporters - Sep 24, 2018

In Sketchup the user made a cube thats 100cm x 100cm x100cm and has Sketchup's measure units set to cm. When imported into DataSmith the cube is 39x39x39. It was calculated that the scaling was off ...

NavLink component does not account for the cost of the path set by AreaClass

UE - AI - Sep 6, 2018

In the test case, the NavLink component has a navigation cost of 1000000000. When the AI navigates to the NavLink the printed cost is only 2677. It is believed that the AreaClass isn't being taken i ...

Changing variable type of event dispatcher results in permanent warning

UE - Gameplay - Blueprint Compiler - Aug 18, 2018

If you change the type of an event dispatcher variable (why is this a thing?!), then you will permanently have a warning of the form "No delegate property found for NewEventDispatcher_0" that will ...