Fresnel material doesn't display properly in content browser and sometimes weird in material viewport

UE - Rendering - Architecture - Materials - Aug 4, 2015

When a material is created and saved using the fresnel node, the fresnel effect does not show in the Content Browser thumbnail. Also, when editing the material, zooming in and out with the mouse wh ...

Changing Texture compression settings breaks Materials with mismatch on Texture Sample Sampler Type

UE - Rendering - Architecture - Materials - Aug 5, 2015

If you change a texture's compression settings, materials will show errors because of a mismatch in the Sampler Type of Texture Samples. This can be fixed by adjusting the Sampler Type and re-savin ...

Able to rename redirectors by clicking on their name in the content browser twice

UE - Editor - Content Pipeline - Content Browser - Apr 10, 2015

While you are unable to rename a redirector in the content browser by right clicking it and selecting rename (the option is grayed out) or by pressing the F2 key (no effect), you can actually click ...

Issues with Convert Selected Actor to Blueprint Class (previously Replace with Composited Blueprint)

UE - Gameplay - Blueprint - May 14, 2015

A licensee on UDN brought up some issues with "Convert Selected Components to Blueprint Class". After investigating a bit, it seems there's been some regression compared to what could be done with " ...

Bloom/Specular difference with same content between 4.8 and 4.9

UE - Graphics Features - Dec 4, 2015

A licensee reported a visual difference, possibly related to bloom or specular when updating from 4.8 to 4.9[Image Removed] After looking at it with Visualize HDR on, Martin commented the following ...

Assets in disabled Emitter will cooked and loaded in Game.

UE - Niagara - Aug 17, 2015

Assets referred from disabled Emitter will cooked and loaded in Game. And licensee wants to make ParticleSystem with some emitters and sometimes they want to keep emitters but disabled. But disabled ...

Walking into some destructibles crashes the editor

UE - Simulation - Physics - Destruction - Aug 20, 2015

Submitted by a licensee on UDN. I verified it and have attached the test level that he provided. In the test map. some boxes fall and break. Walking straight into the boxes causes the editor to cra ...

Swarm: Not able to set number of processors to use for Swarm from the UI

UE - Graphics Features - Aug 25, 2015

There is a setting called "LocalJobsDefaultProcessorCount" in the Developer Settings tab in Swarm. After the change to make Lightmass build asynchronously while the user keeps working, this set ...

Adding a function to a BP Component causes compile errors in BPs that use that component

UE - Gameplay - Components - Aug 28, 2015

Adding a function to a Blueprint component causes other Blueprint that use that component to have Errors and must be re-compiled. ...

Material preview black when using Static Switch Parameter with Texture Objects

UE - Rendering - Architecture - Materials - Aug 28, 2015

Material preview doesn't render correctly with using a Static Switch Parameter with Texture Objects. See attached image ...