Installed an HD a week ago, and things were working. I'm also using union file system (3 HD's merged). Today I changed the policy to "most free space," then it wouldnt save. Rebooted and it still wouldn't save, then the HD does not appear to be mounted. I had to revert changes, but it still looks like this:
Heres the log/error of when I attempt to mount it:
https://pastebin.com/zEZHZX9F
Error of failed config changes of changing the policy:
https://pastebin.com/yMiwgxMk