TNS Database Error Messages TNS-01112: Plug and play can either be ON or OFF October 29, 2020 mpbod TNS-01112: Plug and play can either be ON or OFF Cause: Failed to specify a valid value for the LSNRCTL use_plugandplay command. Action: Specify one of ON or OFF. Type "LSNRCTL help set use_plugandplay" for more information. 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)