PV 5.8.1 pkg Mac OS Mojave 10.14.6 Black/patterned screen while Volume Rendering

User with PV 5.8.1 (from pkg) and Mac OS Mojave 10.14.6, Intel Iris Plus Graphics 650, screen was either blank or had a coarse pattern after turning on volume rendering for diskout ref.

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information