Skel/Vert/Surf Module is spawning sprites at emitter origin

UE - Graphics Features - Nov 7, 2014

Even after assigning associated bones and mesh to the module, the emitter is spawning a number of sprites at the emitter origin. See Picture Attached This may be related to an earlier reported iss ...

Wireframe persists Switching from 'Quad Overdraw' to 'Stationary Light Overlap' Visualizers

Tools - Aug 22, 2016

When switching from 'Quad Overdraw' to 'Stationary Light Overlap' in the Optimizations view mode visualizers, the wireframe generated in the overdraw visualizer persists into the overlap visualizer. ...

Sounds not obeying Audio Volume Ambient Zone Settings

UE - Audio - Aug 31, 2016

Exterior Ambient Zone Settings are ignored by sounds played that are placed within the Audio Volume. As the documentation suggests, Ambient Zones define how Sound Actors located inside the associat ...

User defined struct array resets to defaults in blueprint after updating the struct

UE - Gameplay - Blueprint - Sep 9, 2016

If a blueprint contains an array of a User defined struct type, Adding a variable to the struct or changing the default values of the struct cause the associated blueprint to become dirty. Compilin ...

AddDynamic() causing crash upon opening project

UE - Gameplay - Sep 4, 2015

Using the AddDynamic macro causes a crash upon opening the project. ...

Calling SetMassOverrideInKg in a constructor will crash the engine on launch

UE - Simulation - Physics - Feb 25, 2016

Calling SetMassOverrideInKg reaches back to a "check(GEngine)" call in BodyInstance.cpp (line 2998). B/c of this check, the engine will crash on load if SetMassOverrideInKg is called inside a class ...

Material With Hair Shading Model Draws On Top Of SSAO

UE - Graphics Features - Feb 6, 2017

The Hair shader no longer allows ScreenSpace AO on areas of the screen it occupies. While in the Ambient Occlusion Visualizer it appears that the material draws on top of the SSAO. REGRESSION? Yes ...

Crash when changing multiple Landscape Blend Layer nodes from Weight blend to Height blend

UE - LD & Modeling - Terrain - Landscape - Mar 13, 2017

A crash occurs when setting the Blend Type for multiple Landscape Layer Blend nodes from Weight Blend to Height Blend. ...

Opening the color picker causes values to change

Tools - Sep 18, 2017

Opening the Color Picker for some color variables causes them to change each time the color picker is opened. Tested with: Light Color and the Albedo variable on ExponentialHeightFog Does NOT occur ...

Point lights with source length building static lighting in incorrect direction

UE - Graphics Features - Mar 21, 2018

There is an issue where Point lights with source length building static lighting in the incorrect direction, the axis in which the light to be built seem to conflict with the preview build. This iss ...