ORA Database Error Messages ORA-14123: duplicate NOREVERSE clause August 26, 2015 mpbod ORA-14123: duplicate NOREVERSE clause Cause: NOREVERSE was specified more than once in ALTER INDEX statement. Action: Remove all but one of the NOREVERSE clauses and reissue the statement. Back to previous menu 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)