Updated HISMCs occasionally flicker for one frame

UE - World Creation - Worldbuilding Tools - Foliage - Aug 27, 2015

Updated HISMCs occasionally flicker for one frame on some machines. User reports an AMD 7950 and I see it on an AMD 7970. Occurs only in packaged builds. ...

Using "BugItGo" command causes character to fall through the world

UE - Gameplay - Aug 26, 2015

Using the bugitgo command line argument will teleport the player to the x,y,z specified but will then will cause the player to continually fall through the floor/world. ...

Cannot set array elements from an array that is contained within a struct

UE - Gameplay - Blueprint - Aug 26, 2015

Cannot set array elements from an array that is contained within a struct User Description: Setup: Array of structures "StructureA". In StructureA, array of integers/strings/whatever. Result: Can' ...

Landscape 'crack free displacement' option causes landscape layer coords and UVs to be wrong

UE - LD & Modeling - Terrain - Landscape - Aug 25, 2015

If you check the 'crack free displacement' option in a landscape material, it seems to break the results of both the landscape layer coords and regular UV input node. Worldposition is not affected. ...

Adding Elements to multiple Struct Arrays of a specific variable type is unreliable

UE - Gameplay - Blueprint - Aug 25, 2015

Adding Elements to multiple Struct Arrays of variable 'Slate Brush' is unreliable. ...

Copying local variables from an event graph to a collapsed graph causes missing local variable warnings upon compil

UE - Gameplay - Blueprint - Aug 25, 2015

If a local variable is present within an event graph and then copied in a collapsed node, the copied variables will have a warning: "Unable to find local variable with name 'NewLocalVar_0' for Get ...

Base Pass Instruction Count increases on Compile and Save, then resets upon reopening Material

UE - Graphics Features - Aug 24, 2015

Material Base Pass Instruction Count will change from a value established when plugging in components pre-compile to a higher value on post compile, but when the material is reopened the count rever ...

Anti-Alias from Draw Line Function does not fully appear on Android

UE - Platform - Mobile - Aug 24, 2015

Some of the lines within the launched or packaged version on Android for the draw line function, but not all of them do. This has been checked on iOS and it's working perfectly fine in both 4.8.3 an ...

Adding rotation to a bsp breaks extrusions

UE - LD & Modeling - Modeling Tools - BSP - Aug 24, 2015

Adding Rotation to a bsp breaks future extrusions, causing them to incorrectly render. ...

REGRESSION: HierarchicalInstancedStaticMeshComponent LOD transitions are broken in 4.9 and Main

UE - Graphics Features - Aug 24, 2015

While testing another fix I noticed HISM LOD transitions are not working in Main or 4.9 branch. There is no screen-door effect and multiple LODs seem to be rendering simultaneously compared to 4.8. ...