- Dec 14, 2018
So answering your question I believe the patcher doesn't work with the latest release (just downloaded again right now). Trying to make the bootable usb I get this (Note that my Startup disk has about 100GB free.Usually the link in the patcher is to the latest release.
/dev/disk3s1 Apple_HFS /private/tmp/basesystem
hdiutil: couldn't unmount "disk3" - Resource busy