ORA Database Error Messages ORA-29364: plan directive string, string already exists August 22, 2017 mpbod ORA-29364: plan directive string, string already exists Cause: An attempt was made to create a plan directive that already exists Action: Retry the create operation using different values 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)