could not connect to the server mail; the connection refused
Dear Sir/Mam The thuderbird was working fine. All of sudden, when I click on Thunderbird it is showing the following message "could not connect to the server mail; the connection refused". I am attaching the connection setting in this mail. Please help me out. Kind regards, Server type: IMAP Server Name: mail.ncbs.res.in port: 993 Connection security: SSL/TLS