Operating system: window 10
Graphics card: 2X GeForce GTX 1080 Ti
Broken: all version after blender-2.80.0-git.4c31bed6b46-windows64
Worked: last worked version : blender-2.80.0-git.4c31bed6b46-windows64
Short description of error
the element does not appear in the interface
Exact steps for others to reproduce the error
Based on the default startup or an attached .blend file (as simple as possible).