Switch on custom enum causes compilation errors after Hot Reload

UE - Foundation - Core - Sep 28, 2015

If the project is hot reloaded while a Switch on Enum is inside of a blueprint which is switching on a custom enum, the switch will become corrupted. It changes the 'selection' pin to take a Byte pa ...

Manipulating Morph Target on Master Component distorts Slave Components

OLD - Anim - Apr 1, 2016

Manipulating Morph Targets on Master Component distorts Slave Components. It makes no difference if the slave component has the morph target being manipulated in the master See attached image and ...

Dark Artifacts Appear On Meshes With "Use As Occluder" After Enabling DBuffer Decals

UE - Graphics Features - Feb 13, 2017

Objects set to "us as occluder" will create dark artifacts from certain view angles. For this to occur "DBuffer Decals" need to be enabled in the project settings. The licensee has noted that addi ...

Packaging a DLC Plugin Fails with "Couldn't Update Resources" Error

UE - Foundation - Core - Cooker - Mar 14, 2017

Attempting to package a plugin as DLC is failing with the following error message: Program.Main: ERROR: AutomationTool terminated with exception: System.Exception: Couldn't update resource However ...

Material Panner displays unusual behavior with timeline update

UE - Graphics Features - Jun 1, 2017

A material with a panner displays unusual behavior when the value of the panner's speed it dependant on a timeline. As time spent in the project increases the speed of the material while changing va ...

Motion blur on single frames when character and camera are moving together

UE - Graphics Features - Jul 5, 2017

Motion blur on single frames when character and camera are moving together. Cannot tell what is causing this. There is no pop in the character animation and the only thing I can imagine is that th ...

Split Struct nodes do not update if the struct variable is changed

UE - Gameplay - Blueprint - Aug 30, 2017

If a struct variable inside a blueprint has its node split, changing the variable form one struct to another does not update the split pin. Recombining / resplitting the struct has no affect. Work ...

Meta data specifier WorldContext prevents functions from being called in Object blueprints

UE - Gameplay - Blueprint - Aug 31, 2017

If a UFUNCTION is declared as both BlueprintCallabl as well as static, with the meta specifier "WorldContext = "SomeContext"", the function does not show up in the list of function calls for any blu ...

Text block blurs when its render transform translation is changed from default to ex: [0.0x, 2.0y]

Tools - Sep 5, 2017

When creating a new Widget Blueprint in a new project and adding a Text Block, the Text Block blurs when its Render Transform Translation Y-Axis is changed from default to ex [0.0x, 0.0y]. Regressi ...

Cannot paste text into Text Box in HTML5 build

UE - Platform - Mobile - Sep 14, 2017

With HTML 5 Packages you cannot use the windows clipboard to paste things into the text box. This issue does not occur with other builds of the project. This issue does not appear to be a regression ...