TNS Database Error Messages TNS-03504: Service name too long November 5, 2020 mpbod TNS-03504: Service name too long Cause: The service name you are attempting to ping is too long. Action: Re-enter the command using the correct service 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)