Operating system: Windows-10-10.0.17763 64 Bits
Graphics card: GeForce RTX 2070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 419.35
Broken: version: 2.80 (sub 53), branch: blender2.7, commit date: 2019-04-03 23:27, hash: rB0e78e3038d02
Short description of error
The draw brush has stopped working on the model I'm sculpting. The settings all look correct, so there doesn't seem to be any reason why it shouldn't be working. The brush does work if I start another model.
Exact steps for others to reproduce the error
[Please describe the exact steps needed to reproduce the issue]
[Based on the default startup or an attached .blend file (as simple as possible)]