No Dynamic Shadows From Stationary Lights in Forward Shading Without Building Lighting

UE - Graphics Features - Apr 24, 2018

I've observed this issue in 4.18.3 and 4.19.1. Per Licensee: So we've spotted an issue that I wanted to put on your radar with dynamic shadowed stationary lights + r.ForwardShading=1 What we're s ...

Distance Field Shadows Not Working On Large Objects

UE - Graphics Features - May 10, 2018

UDN Licensee reported this on 4.16, and I can repro in 4.17- 4.19.  Per Licensee: I'm trying to use distance field shadows on very large objects, but it looks like it does not work. Can you sugge ...

MakeNoise detected one every two calls

UE - AI - May 14, 2018

Licensee is using the Sense Hearing of the AIPerceptionSystem. When using the GamePlay Debugger they notice that one call of MakeNoise out of every two seems ignored by the AIPerception. ...

PostRepNotifies may not always be called

UE - Networking - May 8, 2018

FObjectReplicator::UpdateUnmappedObjects calls  CallRepNotifies, but does not call PostRepNotifies. Further, the order of CallRepNotifies and PostNetReceive in FObjectReplicator::UpdateUnmappedObje ...

Animation Track in Shot Does Not Animate With Evaluate Sub Sequences In Isolation Enabled

UE - Anim - Sequencer - May 15, 2018

When Evaluate Sub Sequences in Isolation is enabled in a shot, other shots inside the same sequences only play the transform track and do not play their animation track Does not affect 4.18.3 Relat ...

When creating a new widget that derives from an existing widget it will not show up in the palette hierarchy after restarting the editor

UE - Editor - UI Systems - May 15, 2018

When creating a widget based on a widget that is available by default in the editor it will not show up in the palette once the editor has been closed until the widget itself has been opened during ...

DebugCanvas handling Windows HighDPI scaling incorectly

UE - Editor - UI Systems - Slate - May 16, 2018

Change windows DPI scaling to something other than 100% causes the DebugCanvas to display incorrect position and text size. ...

GoogleVR rotational input stuttering after disabling stereo rendering

UE - Platform - Mobile - May 16, 2018

In a Google VR project, stuttering occurs when switching from stereo rendering to mono. Seems less like performance and more of a sensor input problem? 4.17 - No repro 4.18 - Unable to package (Ma ...

Instanced Static Mesh component instances in levels that are not currently loaded do not have their defaults updated properly

UE - World Creation - Worldbuilding Tools - Foliage - May 17, 2018

Editing the properties of an Instanced Static Mesh or Hierarchical Instanced Static Mesh does not propagate those edits to the defaults of instances that are in levels that are not currently loaded. ...

Enabling Preview Rendering Level Mobile GLES3.1 on Map With Vector Fields Results in Editor Crash

UE - Platform - Mobile - May 21, 2018

Reproduced Crash on 4.18.3, 4.19.2, and Main CL 4081612. Licensee states: Based on a quick inspection of the code, it seems FVectorFieldVisualizationVertexFactory::ShouldCache() returns false (req ...