DRG Database Error Messages DRG-11842: Service Unavailable December 6, 2019 mpbod DRG-11842: Service Unavailable Cause: Server overloaded or in maintenance mode. HTTP_ERROR = 503 Action: If retry-after header is in the response, retry the request Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)