TNS Database Error Messages TNS-04023: CMCTL: Could not resolve Connection Manager Admin’s name/address November 5, 2020 mpbod TNS-04023: CMCTL: Could not resolve Connection Manager Admin's name/address Cause: The Connection Manager Admin's name to address definition is missing. Action: Check TNSNAMES.ORA file and make sure to include a definition for the name specified. 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)