Calling FAudioDevice::StopAllSounds from UEngine::CommitMapChange asserts

UE - Audio - Jan 5, 2017

Per https://udn.unrealengine.com/questions/329261/stopallsounds-fails-check-with-level-streaming.html The audio threading work missed a case where an audio thread only function was being called fro ...

Using a Custom Game State Disables Tick for Other Blueprints

UE - Gameplay - Blueprint - Jan 5, 2017

Using a game mode that contains a custom game state rather than the default seems to be disabling tick for other blueprints such as characters and actors. Whenever the project is using a custom gam ...

Very slow foliage tool instance placement

UE - World Creation - Worldbuilding Tools - Foliage - Jan 5, 2017

Regression since 4.13 due to change in UStaticMeshComponent::InvalidateLightingCacheDetailed ...

[CrashReport] D3D 'Hung' crash - FD3D11DynamicRHI::ReadSurfaceDataNoMSAARaw

UE - Graphics Features - Jan 4, 2017

This is a frequent D3D Hung crash, similar to [Link Removed] and [Link Removed]. A potential fix for the other crashes was released in 4.14.2, but this crash is still occurring on that release. ...

Crash reimporting an FBX with LODs and Morph Targets, but leaving "Import LODs" disabled

UE - Editor - Content Pipeline - Import and Export - Jan 4, 2017

Error message: Assertion failed: ImportedResource->LODModels.IsValidIndex(LODIndex) [Link Removed] [Line: 282] Source Context: 270 * Constructor. 271 * Converts a skeletal mesh to ...

Light Banding for Point Lights at long distances from the World Origin

UE - Graphics Features - Jan 4, 2017

When using a point light far from the world origin the light will have banding. The shadow bias and filter sharpen can help but they are not as consistent as settings near the world origin. The only ...

Cannot delete Notifies from Anim Notify Manager

OLD - Anim - Jan 4, 2017

Cannot delete Notifies from Anim Notify Manager. Regression: YES Broken: 3224400 (4.14.1) Worked: 3172292 (4.13.2) ...

[CrashReport] UE4Editor_Renderer!FBatchingSPDI::DrawMesh() [primitivesceneinfo.cpp:47]

UE - Graphics Features - Jan 3, 2017

Error message: Assertion failed: Mesh.VertexFactory->IsInitialized() [Link Removed] [Line: 45] Source Context: 32 // Keep a reference to the hit proxy from the FPrimitiveSceneInfo, to ensu ...

Cannot open Anim Notify Manager

OLD - Anim - Jan 3, 2017

Cannot open Anim Notify Manager. Right Click>Manage Notifies doesn't open it and the Manager no longer appears in the Window Menu. Regression: YES Broken: 3224400 (4.14.1) Worked: 3172292 (4. ...

[CrashReport] Mac crash in FThreadStats::FThreadStats()

UE - Platform - Apple - Jan 3, 2017

This is a commonly reported crash from Mac users in the community. The repro steps are currently unknown, and appear to be varied based on user information below.zoomed out quickly while in a bluepr ...