System Information
Operating system: Windows-10-10.0.18362-SP0 64 Bits
Graphics card: GeForce GTX 1060 6GB/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 441.41
Blender Version
Broken: version: 2.90.0 Alpha, branch: master, commit date: 2020-06-07 22:16, hash: rB281319653e5b
Worked: (newest version of Blender that worked as expected) - Brush is new, so never worked.
Short description of error
With cloth filter brush acticated, hovering over the Dyntopo panel throws a AttributeError: 'NoneType' object has no attribute 'brush' error. And the Dyntopo panel never shows. You can't activate it.
Exact steps for others to reproduce the error
Open Blender, switch to Sculpt Mode, activate the Cloth Filter brush.
Now try to activate the Dyntopo. Watch the panel content, it is empty. Watch the console. You will read the AttributeError: 'NoneType' object has no attribute 'brush' error.
