ORA Database Error Messages ORA-06265: NETNTT: break protocol error July 9, 2015 mpbod ORA-06265: NETNTT: break protocol error Cause: The NTT two-task driver received an unexpected message type.” Action: Contact your customer support representative. 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)