mozilla thunderbird mail server responded user not local

See also the Security and Logging in sections, below.Īn error occurred sending mail: SMTP server error.This often affects port 25, and you can often work around it by using port 587, but details depend on your ISP and on the SMTP server's configuration. If it persists, contact whoever administers the server. Ask whoever runs the SMTP server what the correct port number is. The server you specified exists, but it is not an SMTP server. Please verify that your SMTP server setting is correct and try again, or else contact your network administrator.Īn error occurred sending mail: The mail server sent an incorrect greeting: message The server may be unavailable or is refusing SMTP connections. The message could not be sent because connecting to SMTP server server name failed. The status message at this stage is 'Connecting.' Thunderbird connects to the SMTP server, and the SMTP server responds. In this case the error might be coming from that program, not from the SMTP server. Note: If an error message shows the server name as 'localhost', it usually means that you are using a webmail extension or an anti-virus program. Thunderbird includes this in its error message. The detailed error message provided by Thunderbird.This is almost always: 'Sending of message failed' An error summary provided by Thunderbird.This tells you the stage that Thunderbird reached when the error occurred. The status message in Thunderbird's status bar and in the Sending Messages window.If you have to ask for support (for example, in a forum or from a helpdesk), ensure that you provide all the information: When a connection fails, Thunderbird provides you with up to four pieces of information about the failure. Different things can go wrong at each stage, so each stage has different error messages. Sending mail to the SMTP server happens in stages. When you are troubleshooting, be careful to identify the error message exactly. The messages are long, making some of them look very similar. In particular, the 'Please verify.' part of these messages is rarely helpful. Some of these error messages are misleading. For troubleshooting techniques, see: Cannot send mail For each error message it identifies possible causes. This article lists the error messages that you might see when you try to connect to an SMTP server to send mail. This article was written for Thunderbird but also applies to Mozilla Suite / SeaMonkey (though some menu sequences may differ).

Mozilla thunderbird mail server responded user not local