Exporting Alembic Skeletal mesh from UE4 to FBX causes a crash

Exporting an alembic skeletal mesh that has been imported and then exporting it to FBX using the asset actions options will cause a crash. Tested with: Crash - 4.13.0 Binary CL-3106830 Crash - 4.1 ...

MOBILE PACKAGING WIZARD cannot locate maps if the project is placed in the default path.

Tools - Sep 29, 2016

MOBILE PACKAGING WIZARD cannot find maps when the project's path is located in the default path (C:\Users\User.Account\Documents\Unreal Projects) ...

Need to update to libpng for Android; current one triggers security alert on Google Play

UE - Platform - Mobile - Sep 28, 2016

We are using libpng 1.5.2 which is triggering this alert from Google on Android apps: [Link Removed] Need to update the library. ...

Draw Material to Render Target renders black in Standalone

UE - Graphics Features - Sep 28, 2016

The 'Draw Material to Render Target' in blueprints renders black when launched in Standalone. This is not the case when using the same blueprint and running PIE. The interesting thing about this is ...

Crash when garbage collecting a deleted AudioVolume

UE - Audio - Sep 28, 2016

It appears that the actor isn't properly destroyed until the exit, despite being deleted. By that time, the root component (the brush) has already been destroyed, thus when it's accessed in AAudioVo ...

NavMesh movement sweep behavior should not be based on bGenerateOverlaps

UE - Gameplay - Player Movement - Sep 28, 2016

A separate new flag should be used to control the sweep behavior of characters using Nav Walking behavior in CharacterMovementComponent. Existing assets should upgrade to set the value of this new f ...

Editor Preferences 'Enable Sound' option causes Real Time Audio to Stop Working after PIE

UE - Audio - Sep 28, 2016

Real Time Audio stops playing sounds after exiting PIE with the 'Enable Sound' option disabled. The tooltip states, "Whether to play sounds while in a Play in Editor session." This setting does no ...

SubInstance AnimInstances may not be updated in all necessary places inside SkeletalMeshComponent

OLD - Anim - Sep 28, 2016

After scanning through SkeletalMeshComponent, it looks like there are several places where AnimInstance is updated but SubInstances are not. This can potentially cause states to get out of sync, and ...

Compiling blueprint being used as a child actor component sets template in parent to "None"

UE - Gameplay - Sep 27, 2016

If the user compiles the blueprint that is being used as a Child Actor, the defaults section in the Child Actor Template will be set to None and won't be usable. ...

Transform gizmo turning different colors when using the spline control points on Camera Rig Rail

UE - Graphics Features - Sep 27, 2016

Transform gizmo turning different colors when using the spline control points on Camera Rig Rail. This appears to happen more when farther away from 0,0,0. Also see some changes based on the distanc ...