Code review for potential fix for crash where Velocity contains NaN

UE - Gameplay - Aug 20, 2015

User crashed in the function "void UCharacterMovementComponent::PerformMovement(float DeltaSeconds)" due to a Velocity containing NaN. AnswerHub post details function calls that lead to where the N ...

Slate draws the elements of an array even when the array is collapsed

Tools - Aug 20, 2015

The elements of an array that are shown in the details panel (below the world outliner) are drawn even when the array is collapsed. This can cause a performance drop when using an array that has a l ...

Copying/pasting an element in an array of EditInlineNew objects results in a reference to the original element being created instead of a reference to a new copy of that element.

Tools - Aug 20, 2015

When duplicating an element of an array of EditInlineNew UObjects, a reference to the duplicated element is created instead of creating a new UObject that duplicates the initial element's properties ...

WmfMedia: Calling the play and pause nodes multiple times cause a media player to stop working

Media Framework - Aug 20, 2015

If the player calls the nodes Pause > Play > Pause > Play, the media player will stop working. ...

Changing the name of the return value in the return node of a binding causes it to silently fail

UE - Editor - UI Systems - Aug 20, 2015

If the user changes the name of the return value (which is "Return Value" by default) the return value will not return anything causing the binding to silently fail. ...

AbilityTask cause ability BP to be dirty upon global function remove event

UE - Gameplay - Aug 19, 2015

Gameplay Ability BP is being set to dirty when function is removed from an unrelated actor Blueprint. Reported by Licensee in 4.8.3 QA Build, Reproduced using Fortnite - CL - 2661312 ...

Forward Rendering with Metal is stretched on iOS

UE - Platform - Mobile - Aug 19, 2015

When you turn off 'Supports Open GLES2' from the iOS settings and package a game with 'Support Forward Rendering with Metal (A7 and up devices)' the textures/materials are stretched across the objec ...

Compatible skeletons not visible when "Show Only Compatible Skeletons" is Selected in Retarget Window

OLD - Anim - Aug 19, 2015

When you right click on a Skeleton and select "Retarget to another Skeleton," in the subsequent "Select Skeleton" pop up Window, compatible skeletons are not visible when "Show Only Compatible Skele ...

Changing a node to a pure function does not remove breakpoints from node and they must be turned into an impure function again

UE - Gameplay - Blueprint - Aug 19, 2015

Changing a blueprint node to a pure function while a breakpoint is set on the node will maintain the breakpoint. Additionally, the breakpoint cannot be toggled or removed until the node is turned ba ...

Clearcoat shader disappears if any asset using the Material leaves lighting

UE - Graphics Features - Aug 19, 2015

Clearcoat Shader will stop receiving lighting information if any mesh assigned the material using the shader leaves lighting. Also Reproduced in Launcher 4.9 Preview 4, Main-CL-2660934 [Image Remo ...