This fix can repair dozens of broken DCs:
1.Use the CBS Web UI to find out which DCs are broken by itself.
open URL: http://<host>:<port>/devinf and navigate to the CBS.
a.Locate your build space and open the Compartments view.
b.Select one compartment. At the bottom of the page, you see a list of DCs. There you can filter for DCs that are broken by itself.
c.If there are DCs broken by itself find out why these DCs are broken and fix them.
d.Repeat for other compartments.