System Information
Operating system: Windows-10-10.0.17763 64 Bits
Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 440.97
Blender Version
Broken: version: 2.81 (sub 16), branch: master, commit date: 2019-11-20 14:27, hash: rB26bd5ebd42e3
Worked: (optional)
Short description of error
Crash deleting vertices in Rendered mode (Cycles) with microdispalcement enabled.
Exact steps for others to reproduce the error
Open file.
Change shading mode to Rendered.
Enter Edit mode on the Cube object.
Delete vertices.
Crash.