ORA Database Error Messages ORA-31436: duplicate change source string November 24, 2017 mpbod ORA-31436: duplicate change source string Cause: A change source by the specifed name already exists Action: Recreate the change source with a unique name 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)