FBX Scene Import duplicates assets within scene

Tools - May 24, 2016

While importing scenes, assets within the scene get duplicated. ...

Toggling SetSimulatePhysics state on a Primitive component with a child PrimitiveComponent leaks PxShapes

UE - Simulation - Physics - May 23, 2016

FBodyInstance::Weld did not check to see whether or not child components were already welded to a parent. This meant that whenever Weld was called, ShapeToBodiesMap would continue to grow in size, e ...

Particle light flickering with certain Post Process Settings

UE - Graphics Features - May 23, 2016

Particle lights cause flickering when using either FXAA or no AA, but turns into black squares on the screen when you enable Gaussian Blur Regression: Yes, does not occur in 4.10 ...

Crash related to Vertex Painting - MeshPaint!CastChecked<AActor,UObject>()

Tools - May 23, 2016

This crash was reported on the UDN. Upon further investigation it has been experienced by a handful of different users throughout 4.11 and 4.12. JIRA logged for tracking despite unknown repro steps ...

Fbx importer crash when importing one "line" triangle

Tools - May 23, 2016

When we have a mesh containing one triangle with two vertex at the same location the importer is crashing. It crash because rejecting the line triangle result with a mesh containing no vertex which ...

AI Perception Not Showing Up in Debugger

UE - AI - May 20, 2016

AI Perception does not seem to be showing up in the debugger. The same setup functioned as expected in 4.11.2 binary, but upon converting the project to 4.12 Preview 4 binary, no debug information w ...

Update Oculus Audio SDK

UE - Platform - XR - May 19, 2016

The current version of the oculus audio SDK fails to initialize for some clients. We haven't been able to reproduce the problem internally but we're told from Oculus that updating the SDK will fix t ...

[CrashReport] UE4Editor_Engine!UAnimMontage::IsValidAdditive() [animmontage.cpp:702]

OLD - Anim - May 19, 2016

Error message: Stack overflow - code c00000fd (first/second chance not available) Source Context: 687 if (SyncGroup != NAME_None) 688 { 689 CollectMarkers(); 690 ...

Any nodes after a reroute node do not list stats in the Blueprint Profiler

UE - Gameplay - Blueprint - May 18, 2016

No Profiler stats are being listed for nodes after a reroute node. Just the nodes are listed with no stats present. ...

Crash when rendering movie with "Capture frames in HDR" enabled

UE - Anim - Sequencer - May 18, 2016

Crash when rendering movie with "Capture frames in HDR" enabled Will add more info when crashreporter shows up. ...