TNS Database Error Messages TNS-00122: Missing ADDRESS(es) in TNSNET.ORA file September 30, 2020 mpbod TNS-00122: Missing ADDRESS(es) in TNSNET.ORA file Cause: No ADDRESS or ADDRESS_LIST parameter specified in TNSNET.ORA. Action: Define a valid set of ADDRESSes for the Connection Manager in the TNSNET.ORA file. 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)