ORA Database Error Messages ORA-19953: database should not be open November 24, 2016 mpbod ORA-19953: database should not be open Cause: The database was open. To change the DBID, the database must be mounted exclusively Action: Shut down the database and mount it in exclusive mode 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)