System Information
Operating system: Windows 10 64bit
Graphics card: GTX 950
Blender Version
Broken: blender-2.80.0, a0f2923fd821, windows64, 2019-03-08
Short description of error
Materials made from 'Make Single User' share animation from original object.
Exact steps for others to reproduce the error
- open default scene with cube
- in shader editor insert 2 keyframes on (roughness) socket
- duplicate cube
- in shader editor click to '2' - make single-user copy
- open Dope Sheet
- try to move keyframes first or second cube - they moves linked