Recently with an update to the Atom-io-editor my default file manager was changed to atom editor.
This was not desired, but tolerable for bit; and I knew I've fixed this issue before.
I looked in the Defaut Applications of Gnome, but that looked correct and it did not have a place for the files browser.
I re-found https://wiki.archlinux.org/index.php/xdg-open which is what i was looking for. I made the following changes to the