Fatal error when pausing and sleeping when using Launch Windows Game

UE - Graphics Features - Nov 13, 2017

When using the pause command in a launched game and putting the computer to sleep it causes the fatal error "GameThread timed out waiting for RenderThread" when logging back in and resuming work on ...

Inaccurate Metal shader warning message in the Editor when CommandLineTools is set to be the default compile tool on Mac

Tools - Nov 13, 2017

When CommandLineTools is set as the default tool, an inaccurate warning message is displayed when opening the Editor that states that Xcode is too old to compile Metal shaders, even if the latest ve ...

InstanceData->SetInstance crash when transforming InstancedStaticMesh

UE - Graphics Features - Nov 13, 2017

When updating InstanceStaticMesh transform from C++ or BP, UpdateInstanceTransform then FStaticMeshInstanceBuffer::UpdateInstanceData gets called. Sometimes InstanceData->SetInstance in FStaticMeshI ...

Increased load times in a packaged project

UE - Foundation - Core - Nov 10, 2017

There appear to be longer load times between 4.16 and 4.17/4.18 when opening a packaged project. Possible regression from 4.16 ...

The tooltip on "Invalidate" is the wrong text.

UE - Gameplay - Blueprint - Nov 10, 2017

Hovering the mouse cursor over the Invalidate node in Blueprints to get the hover text brings up the same text as the Is Valid node. ...

[CrashReport] UE4Editor-UnrealEd.dylib!TBaseUObjectMethodDelegateInstance<false, UEditorEngine, TTypeWrapper<void> ()>::Execute()

UE - Platform - Apple - Nov 10, 2017

This is a longstanding but low frequency Mac crash. Users have not provided any descriptions of their actions when the crash occurred. Callstack from Log[2017.10.26-22.22.57:828][183]LogSavePackag ...

[CrashReport] Mac crash - libobjc.A.dylib!objc_retain() [UnknownFile]

UE - Platform - Apple - Nov 10, 2017

This is a longstanding but low frequency Mac crash. User DescriptionsChanging camera shake values and testing in a new editor window Callstack from Log[2017.11.09-19.23.22:392][ 63]LogMaterial: Mi ...

[CrashReport] Mac/Metal crash - Assertion failed: (PixelShader->Bindings.InOutMask

UE - Graphics Features - Nov 10, 2017

This is a low frequency but trending crash coming out of 4.18. User DescriptionsAttempting to open a copied/converted from 4.16.3 project on 4.18 preview 4. Problem arose after preview 3. Was able ...

[CrashReport] UE4Editor_LevelEditor!SLevelViewport::BindShowCommands() [slevelviewport.cpp:1429]

Tools - Nov 10, 2017

This is a longstanding but infrequent crash that has occurred since at least 4.16.1. Users have not provided any descriptions of their actions when the crash occurred. The callstack closely matche ...

Foliage Instanced Static Meshes disappear when FISM Component BP is compiled

UE - World Creation - Worldbuilding Tools - Foliage - Nov 10, 2017

This bug removes foliage from a level when the Component Blueprint is compiled. Switching the Foliage type asset to another component will cause the issue to stop occurring. The Component Blueprint ...