Vector Parameters are not registering as float4 in Custom script or via Component Mask

UE - Graphics Features - Oct 9, 2015

User reported trying to use a Vector Parameter with a Custom Expression and the parameter was only registered as a Float3 and would give the X3017 error when compiling. I confirmed this and teste ...

M_Cave_Ground_Mud has an error which keeps floor in Particle Effects Sample from Rendering

Docs - Samples - Sep 29, 2015

Something must have changed with how LERP's or Vector Transforms deal with a float 0 value, which breaks this particular material Error:[Image Removed] Fix:[Image Removed] ...

r.AllowStaticLighting=False causes Rendering Issues

UE - Graphics Features - Sep 22, 2015

When setting a project to only use dynamic lighting with the console variable r.AllowStaticLighting=false, the rendering of a Skeletal Mesh in Persona is corrupted. r.AllowStaticLighting=False: in ...

Specular errors rendering in Highlight

UE - Graphics Features - Sep 21, 2015

On certain assets, specular element is showing lines on an asset. [Image Removed] I have attached a Maya and FBX file of an asset which demonstrates this issue. ...

Opening Montage hangs UE4Editor

OLD - Anim - Sep 21, 2015

Editor experiences an unrecoverable hang when placing the user's Montage into a Third Person Blueprint Project and opening the montage after retargeting to the current skeleton. Attached Log from P ...

Color Rendition not the same between Paper2D in Editor and PIE versus Standalone Game and Blank Project

UE - Graphics Features - Sep 21, 2015

There is a fairly noticeable difference in color rendition between a 2D Side Scroller Paper2D project when in Editor or PIE compared to Standalone Game or the same sprite asset in a Blank UE4 Projec ...

Get Functions are not Available for Particle Systems via Blueprints

UE - Graphics Features - Aug 4, 2015

It looks like the Functions Get Float Parameter, Get Vector Parameter, Get Actor Parameter, Get Color Parameter are listed in the API, but are not callable in a Blueprint. ...

Shooter Game: High Rise is rendering Red Artifacts in Reflections and AO

UE - Graphics Features - Jun 11, 2015

When running Shooter Game, Highrise map, there are red artifacts rendered in the boundary areas between AO and Reflections. This is a regression from 4.7.6. In 4.7.6 - [Image Removed] In 4.8.0, Li ...

Changes to code during a compile are not registered if compile is canceled/restarted

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 31, 2015

While the editor is compiling a hot reload, if project code is changed and the compile is canceled, code changes are not reflected upon next editor compile. ...

Cannot edit "Detection by Affiliation" setting if AI Perception Component is setup in code

UE - Gameplay - Blueprint - Jul 9, 2015

If AIPerceptionComponent is set in code, a blueprint of the associated class cannot edit the Detection by Affiliation setting in the details panel for the component. ...