In this case, it appears the OS installer utility is trying to write to a directory that should be there but is missing, has wrong permissions, or has a broken link to it (this is what I've seen from searching the internet for this error).
Do you have any AV software installed?
Blackstar Amplification is proud to announce the latest FREE Insider software update (v1.6.0), available now for ID:Series and ID:Core.
EtreCheck is a simple little app to display the important details of your system configuration and allow you to copy that information to the Clipboard. It is meant to be used with Apple Support Communities to help people help you with your Mac.
http://www.etresoft.com/etrecheck
Feb 15, 2017 9:00 AM