ORA Database Error Messages ORA-29306: datafile string is not online August 21, 2017 mpbod ORA-29306: datafile string is not online Cause: The selected datafile was not online Action: Bring the the datafile online and rename it if necessary 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)