TNS Database Error Messages TNS-12197: TNS:keyword-value resolution error December 15, 2020 mpbod TNS-12197: TNS:keyword-value resolution error Cause: The navigation layer received an error while trying to look up a value for a keyword. Action: Check the syntax of the connect descriptor. 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)