"Failed import for Component" after loading a map

UE - Gameplay - Blueprint - Jul 20, 2016

It looks like perhaps a load order or circular-dependency type of issue at first glance. Will require further investigation. ...

Crash when jumping to location of referenced missing asset in a blueprint from Message Log window

Tools - Aug 29, 2016

I created a static mesh blueprint and set the mesh asset to a mesh in my project. Then I closed the project, deleted the mesh .uasset, reopened the project. When opening the blueprint, there are w ...

[CrashReport] UE4Editor_UnrealEd!SaveWorld() [filehelpers.cpp:359]

Tools - Aug 31, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: !bIsReentrant [L ...

[CrashReport] UE4Editor_MaterialEditor!CastChecked<UMaterialGraphNode,UEdGraphNode>() [casts.h:192]

UE - Rendering Architecture - Materials - Aug 31, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

WmfMedia: Cannot load media with multiple tracks of the same type

Media Framework - Aug 31, 2016

The currently implementation of WmfMedia player initialization is incorrect in that it creates a playback topology that includes all source tracks, but some of them are disabled. The intent was to e ...

Editor crashes when right clicking a box collision after adding a converted static mesh in blueprint editor

UE - Gameplay - Blueprint - Sep 1, 2016

I created a cylinder with a subtractive cylinder inside of it. I also used a box BSP with a subtractive box inside of it and got the crash to repro. I tried with a sphere BSP twice and didn't get ...

SCS child scene component instances can be registered out-of-order with non-scene component instances (regression).

UE - Gameplay - Components - Sep 7, 2016

This behavior is a regression in 4.12. Essentially we switched to attaching child components as part of the OnRegister() logic. This caused all root-level SCS components (including non-scene compone ...

Crash Occurs While Slicing Procedural Mesh Component

UE - Gameplay - Sep 19, 2016

A crash is occurring when attempting to slice a procedural mesh that has the Create Other Half option enabled. Found in 4.13.0. Reproduced in Main CL 312 ...

'Unknown Owner 'None' in USoundNodeLocalPlayer' Warning Appearing in Shooter Game Log

Docs - Samples - Sep 19, 2016

The output log in the 4.13 version of Shooter Game is being spammed with LogAudio:Warning: Unknown Owner 'None' in USoundNodeLocalPlayer. This does not occur in 4.12.5. This is a regression. ...

Incorporate changes to static mesh reimport code from licensee

Tools - Jun 21, 2016

https://udn.unrealengine.com/questions/298041/static-mesh-reimport-lod-bugs.html ...