ORA Database Error Messages ORA-12599: TNS:cryptographic checksum mismatch August 6, 2015 mpbod ORA-12599: TNS:cryptographic checksum mismatch Cause: The data received is not the same as the data sent. Action: Attempt the transaction again. If error persists, check (and correct) the integrity of your physical connection. 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)