Math Nodes are not updating on input

UE - Rendering - Materials - May 11, 2015

Add, Multiply, Subtract and Divide Nodes in the Material Editor are not longer updating on input but on the next node added to the Material. Also Reproduced in Main Promotable-CL-2541904 [Link Rem ...

"if" node contains extra equal marks in two places

UE - Rendering - Materials - Mar 17, 2015

There are two extra "=" marks on the "if" node: A>=B A==B This does not match documentation. *See image ...

Ensure on Mac when applying materials from content browser

UE - Rendering - Materials - Mar 14, 2015

User reports that dragging materials into the editor from the content browser causes a hitch, followed by an ensure that. The user could not produce a crash report. Logs included Unable to reprodu ...

Thumbnail section of Material Attributes does not function

UE - Rendering - Materials - Mar 3, 2015

The Thumbnail Tab in the Material Attributes does not effect the actual Content Browser Thumbnail Preview. The only way to current change it is edit it via the Edit Thumbnail Preview via the Conten ...

Default Values of Parameters from Material Function not saving in Material Instances

UE - Rendering - Materials - Feb 16, 2015

A Parameter set in a Material Function cannot be reset to a default value in a Material Instance. Reproduced in 4.7p7 CL-2440994 and Main Promotable-CL-2444381 ...

Physical materials cannot be queried

UE - Rendering - Materials - Feb 12, 2015

Physical materials placed on starter content shapes always return as invalid for any trace or collision query. ...

Renaming Parameters resets all Instances in Level and Thumbnails

UE - Rendering - Materials - Jan 27, 2015

Renaming a Parameter in a Base Material will make all instances of that Base Material in the level and the instance's thumbnail reset to default values from Base Material until the Instance is opene ...

The Color Picker in the Material Editor doesn't pick colors from windows outside of the editor anymore

UE - Rendering - Materials - Nov 19, 2014

The Color Picker/Eye Dropper in the Material Editor doesn't register colors from any windows outside of the editor anymore. Changelist #2337679 (Not working here of any changelist created after it ...

Material editor: Parameter grouping does not work within functions

UE - Rendering - Materials - Nov 18, 2014

When a parameter is placed directly within a material it's group assignment works. The parameter is listed within its group in material instances. This does not work with parameters that are creat ...