Material Function Input Displays Incorrect Data Type for Volume Texture, Static Bool, Material Attributes, and External

UE - Rendering Architecture - Materials - Aug 20, 2018

The material function Input Displays incorrect data type for Volume Texture, Static Bool, Material Attributes, and External. The function will still work properly however the type data is displayed ...

UMG Drag and Drop stops working in a Packaged or Standalone Game

UE - Editor - UI Systems - Aug 20, 2018

Drag and drop operations just become broken on packaged builds or launching stand-alone, despite working inside the Editor (PIE). This is a regression from 4.19.2 (CL-4033788). This issue was repor ...

Changing variable type of event dispatcher results in permanent warning

UE - Gameplay - Blueprint Compiler - Aug 18, 2018

If you change the type of an event dispatcher variable (why is this a thing?!), then you will permanently have a warning of the form "No delegate property found for NewEventDispatcher_0" that will ...

Lighting not building in sublevels using Resave Packages

UE - Gameplay - Aug 17, 2018

Licensee found that running the resavepackage commandlet that sublevels who's lighting was built were not saving the changes. ...

[Sketchup-Reimport]-Objects presence in level on reimport with unchecked Geometry

UE - Editor - Content Pipeline - Datasmith - Exporters - Aug 17, 2018

Toggling visibility of Sublevels on a server can cause a disconnect if Dynamic Actors exist in the sublevels.

UE - Networking - Aug 17, 2018

The PackageMap / NetGuidCache appear to get into a bad state on Clients if the Server toggles level visibility of a sublevel. This can affect currently connected clients, as well as clients that jo ...

[CrashReport] UE4Editor_ShaderCore!FVertexFactory::SetPositionStream() [vertexfactory.cpp:218]

UE - Graphics Features - Aug 17, 2018

User comment in crash group:error when i reimpot a mesh from a .fbx create in 3d max 213 void FVertexFactory::SetPositionStream(FRHICommandList& RHICmdList) const 214 { 215 ...

[CrashReport] UE4Editor_CoreUObject!PackageReloadInternal::LoadReplacementPackage() [packagereload.cpp:274]

Tools - Aug 17, 2018

No user comments in crash group 262 UPackage* LoadReplacementPackage(UPackage* InExistingPackage, const uint32 InLoadFlags) 263 { 264 if (!InExistingPackage) 265 ...

Adding Variable to Struct (Exposed on Spawn) breaks SpawnActor functionality without error/warning

UE - Gameplay - Blueprint - Aug 16, 2018

Adding a variable to a Struct used with SpawnActor breaks functionality without warning. Workaround: Clear Class from SpawnActor and reassign same class User Cites Blueprint Compile manager as fau ...