SSR can self intersect when occluder found of first ray marshing hit

UE - Graphics Features - May 3, 2018

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Using CommutativeAssociativeBinaryOperator with a BlueprintPure function causes an ensure when adding the function to a Blueprint

UE - Gameplay - Blueprint - May 3, 2018

A UFUNCTION that is BlueprintPure and has CommutativeAssociativeBinaryOperator set to true results in an ensure whenever it is shown in the Blueprint Editor. The reproduction steps cover adding the ...

Memory Leak when Debugging Blueprint

UE - Rendering Architecture - RHI - May 2, 2018

RAM usage continually increases when debugger is active https://answers.unrealengine.com/questions/784443/ue-4191-memory-leak-while-using-blueprint-debugger.html ...

Material Set to Additive Blend Mode Does Not Render Correctly in Planar Reflections

UE - Graphics Features - May 2, 2018

This behavior has been observed in 4.17, 4.18, and 4.19 release versions. Per Licensee: In our game they player's hands are represented by glowing blue orbs and in planar reflection surfaces they ...

Event Blueprint Initialize Animation Components are Null

OLD - Anim - May 2, 2018

When adding Components to an AnimBP, Components that are already in ACharacter, can be accessed no problem. Only "New" Components/Variables can't be accessed. ...

Search results appear incorrect when using the "OR" operator in the content browser with number at the beginning

UE - Editor - Content Pipeline - Content Browser - May 1, 2018

When using the OR operator in the search bar of the content browser it appears to return wrong search results when the asset's names begin with a number. ...

iPhonePackager.exe is not included when a local binary build of the Engine is created on a Mac

UE - Foundation - Build - Rocket (Installed Engine) - May 1, 2018

When a local binary build of the Engine is created on a Mac, the iPhonePackager is not copied over into the new local binary build. This prevents iOS certs and provisions from being imported into pr ...

Crash when calling an event with an enum reference parameter with literal

UE - Platform - Linux - May 1, 2018

The issue appears to be the type of the input pin on the custom event(or function - both behave the same), under normal circumstances it should allow you to pick the enum from a list on the calling ...

Rotating Movement Component stops at pitch of exactly 90 or -90

UE - Gameplay - Apr 30, 2018

When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...