iOS Remote Build fails with Date/Time set to Certain Locales

Platform - Mobile - Jan 21, 2019

Date/Time formats using commas instead of semicolons will cause iOS compile to fail. "LogPlayLevel: Error: ERROR: System.FormatException: Input string was not in a correct format." Similar Unk ...

Objects with centered pivots become Actors instead of StaticMeshActors when imported via Datasmith

Datasmith - 3dsMax - Jan 18, 2019

When selecting "affect pivot only" and choosing "center pivot" on 56 objects in 3DS Max 2019, 4 of them imported into Datasmith as Actors and not StaticMeshActors. This makes it seemingly impossible ...

Dedicated server crashes when running a multi-process game in standalone with the Code Editor plugin enabled

Tools - Jan 17, 2019

Attempting to run a standalone server and client using different processes will crash if the Code Editor plugin is enabled. ...

BuildGraph builds some tools for Win32 even if Win32 is excluded from the build

DevTools - Jan 16, 2019

When creating a local binary build of the Engine using the BuildGraph, there are several tools that are built for Win32 even if Win32 was specifically excluded from the BuildGraph (ie. -set:WithWin3 ...

Contact Offset no longer appears to have an effect

Physics - Jan 15, 2019

When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...

Retargeting an Animation to a Skeleton with a Virtual Bone causes the Engine to crash

Anim - Animation - Jan 14, 2019

This crash occurs when trying to retarget an animation onto another skeleton with a retargeting rig that references a virtual bone. This issue could be similar to UE-37781 This issue was reported ...

UActorFactory::PostSpawnActor gets called twice when an actor blueprint class is dragged into the scene

Gameplay - Core - Jan 11, 2019

Whenever dragging and dropping an actor to the Scene, the function UActorFactory:: PostSpawnActor gets called twice. Tested in 4.20.3 (CL - 4433814), 4.21.1 (CL - 4705082), 4.22 (CL - 4708082) ...

Performance drop when spawning AI actors during runtime compared to placing them in world

Gameplay - AI - Jan 9, 2019

There is a performance difference between spawning and placing AI into a level. This is causing issues when spawning/despawning AI actors in a large open world, where 4-5ms of frame time quickly bui ...

Hot Reload fails if a project and Engine are placed next to each other in the same root folder that has the same name as the project

Core - Hot Reload - Jan 8, 2019

Hot Reload does not work if a project and the Engine that project is associated with are placed next to each other in the same root folder that shares the same name as the project. During the Hot Re ...

Crash when executing Rename Asset or Duplicate Asset and other functions in Scripted Actions

Gameplay - Blueprint - Jan 8, 2019

In Scripted Actions, if you execute a function after using Rename Asset or Duplicate Asset, it will crash. If you do not execute the function it will not crash. ...