Unreal Engine Issues

RootMotion travel distance get affected by ForceAnimRate

A root motion controlled character would travel further than they should when both EnableUpdateRateOptimizations is on and a.URO.ForceAnimRate is set above 1. Changing "Root Motion from Montages On ...

AddChildActorComponent in Construction Script Causes Pending Kill Error

When using AddChildActorComponent in the construction script of an actor and attempting to get a reference to the child actor that is stored in a variable on Event Begin Play, the editor throws erro ...

Expanding and altering a macro affects other macros in use.

Using the Expand node feature on a macro from a macro library alters the current functionality of other instances of the macros that are in use(even though the macros themselves have not changed). ...

ILC/VLM doesn't affect Static Staticmesh at all on Mobile

In practice, developer wants some Static-Staticmesh actors don't build lightmaps to save iteration time as well as Memory and Package size; but still want lit by Indirect lightings ...

Assertion opening blueprint with HISMC created in 4.11

After project was upgraded to 4.12 opening a blueprint that contains Hierarchical Instanced Static Mesh component will result in a crash. From the log I this is the important part: Assertion faile ...

Crash on loading level with Landscape by 2 PIE instances

Unreal Remote 2 doesn't work with mobile PIE in dx12

Rotation gizmo affects post processing and reflections in the scene

This has been around since public launch. The rotation widgets emissive material will cause trouble with the post processing and reflections in the scene. Especially troublesome if you with bloom an ...

VCAM 2.0 - No signal on iPad from Mac OSX

UDN case link with this ticket [Link Removed] ...

Panning in blueprints does not appear to be affect by windows pointer speed

The windows mouse speed settings appear to have no effect on the panning speed in blueprint. ...