Make Timespan Node: Milliseconds to Seconds Conversion

UE - Foundation - Core - Jun 19, 2018

Make Timespan node returns unexpected conversion from milliseconds. With all other values 0 - values in the Milliseconds field over 2147 flip to negative and begin to decrement ...

Project deadlocks when using FClassFinder to find an AnimInstance UObject

UE - Foundation - Core - Jun 19, 2018

The project hangs on load when using ConstructorHelpers::FClassFinder to find an AnimInstance UObject. ...

ActorComponent and 'SubComponent' Blueprint Default values are being overridden by Class Default values

UE - Gameplay - Jun 18, 2018

Blueprint Actor values inherit the Class Default Object values instead of its Blueprint Default Object values. ...

Scaling with Vive Controllers in VR Mode with Blueprint Editor Open Causes Windows to Jitter Violently

UE - Editor - Workflow Systems - Jun 18, 2018

On Mac in VR Mode, when scaling the world with the controllers while the Blueprint Editor open, all open windows begin jitterring violently. This only occurs if the Blueprint Editor is one of the op ...

Colors of Individual Lens Flare Tints Cannot be Changed in UE 4.18+

UE - Graphics Features - Jun 15, 2018

If you create a project in 4.17 and follow the Repro steps, you will be able to adjust the colors of individual lens flares. If you copy the 4.17 project into 4.18, 4.19, 4.20 Preview, or 4.21 the f ...

Show Flags are changed to the state that they were set on editor startup when switching to a different level

UE - Graphics Features - Jun 15, 2018

Show Flags are changed to the state that they were set on editor startup when switching to a different level It appears that the state of Show Flags are stored in the editor on shut down, this is c ...

Unable to zoom in on a BP graph in VR Mode

UE - Editor - Workflow Systems - Jun 15, 2018

I am unable to zoom in on the BP graph with the Oculus touch controllers. If I have the graph focused and I pull back on the thumbstick or press the thumbstick down then I can zoom out. This issue d ...

Editor grid zfighting with meshes

UE - Graphics Features - Jun 15, 2018

The editors snap grid will zfight with flat surfaces of static meshes and BSPs. Found in 4.19 CL# 4033788, 4.20 preview CL# 4121666, 4.21 CL# 4131780 ...

Crashes Caused by Deinitialization of Variables with Specific Names

UE - Gameplay - Components - Jun 14, 2018

I was able to repro the crash in 4.19. Unable to open sample project in 4.20 or 4.21. Per Licensee: While porting one of our classes from using UMaterialBillboardComponent to a hand rolled Billboar ...

GetWorldTimerManager() function can crash if called when no valid World is present

UE - Gameplay - Jun 13, 2018

A crash can occur within GetWorldTimerManager() if the function is called when no valid World is present. It is not necessarily intuitive to have to make sure that GetWorld() will not return a nullp ...