ORA Database Error Messages ORA-12537: TNS:connection closed August 6, 2015 mpbod ORA-12537: TNS:connection closed Cause: “End of file” condition has been reached; partner has disconnected. Action: None needed; this is an information message. 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)