ORA Database Error Messages ORA-27451: %s cannot be NULL July 26, 2017 mpbod ORA-27451: %s cannot be NULL Cause: An attempt was made to set a NOT NULL scheduler attribute to NULL Action: Reissue the command using a non-NULL value for the specified attribute 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)