Engine build fails in Visual Studio 2017 if Visual Studio 2013 is also installed on the same computer

UE - Foundation - Build - Farm - Mar 21, 2017

Attempting to build the Engine using Visual Studio 2017 will fail if Visual Studio 2013 is also installed on the same computer. If Visual Studio 2013 is uninstalled, or if the computer has Visual St ...

Renaming a material isn't reflected in the Static Mesh Editor until it is closed and reopened

Tools - Mar 21, 2017

Renaming a material isn't reflected in the Static Mesh Editor until it is closed and reopened. User Description: Let's have imported static mesh with material. Then select material using "Browse t ...

Linux: Assertion at splash screen when trying to open UE4Editor

UE - Platform - Linux - Mar 21, 2017

I ran into this while looking to verify [Link Removed] at CL 3355923. I logged the issue I was verifying the fix for last night and have not updated anything locally, so the "OpenGL 4.3 not supporte ...

Property won't be force synced when re-enabling replication.

UE - Networking - Mar 21, 2017

It seems like if replication is re-enabled for a given property, its state should be force synced (depending on replication conditions). Otherwise, the state will remain "out of sync" for an indeter ...

Crash when using 'DumpLightmapSizeOnDisk' Console Command

UE - Graphics Features - Mar 21, 2017

A crash occurs when using the 'DumpLightMapSizeOnDisk' in the Console Command. ...

Profile GPU Command Crashes Standalone Game on Mac

UE - Platform - Apple - Mar 21, 2017

[Link Removed] "ProfileGPU" Command Crashes Standalone Game on Mac but not on a Windows PC. Regression: No ...

Editor Crash when adding element to TMap with FIntVector key

UE - Gameplay - Blueprint - Mar 21, 2017

Declaring a TMap with an FIntVector key (ex: TMap<FIntVector, int32>) will cause the editor to crash when adding an element to the map. ...

~FStaticMesh() can crash with race condition

UE - Graphics Features - Mar 21, 2017

UDN user reported frequent crashes in FStaticMesh::~FStaticMesh() on DrawListLinks[i]->Remove(false); Crash went away after adding critical sections to FStaticMesh::LinkDrawList(), FStaticMesh::Unl ...

App Cannot be Selected as the Tool for Diffing Text on a Mac

Tools - Mar 21, 2017

Editor Preferences -> General -> Loading & Saving> Source Control: the "Tool for diffing text" dialog box doesn't let you choose an application, because the file extension is set to .exe (for Windo ...

Crash when creating a key in a blackboard with a name longer than 1024 characters

UE - AI - Mar 21, 2017

Black board key names that are longer than 1024 characters will cause a crash ...