TNS Database Error Messages TNS-02021: DIRECT_HANDOFF can be either ON or OFF November 5, 2020 mpbod TNS-02021: DIRECT_HANDOFF can be either ON or OFF Cause: Invalid value for the LSNRCTL DIRECT_HANDOFF parameter. Action: Specify either ON or OFF. 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)