This site failed to connect to the central administration site. If you continue, the site will uninstall, although it might ...

This site failed to connect to the central administration site.  If you continue, the site will uninstall, although it might still be displayed in the Configuration Manager console.  

To remove this site from the central administration site, you must manually delete the record by running the Hierarchy Maintenance tool with the /delsite parameters (preinst.exe /DELSITE ) on the central administration site.
 
Are you sure that you want to uninstall this site?