[tde-users] smtp sending failed

Since some days, when I send an email, I receive immediately this message above : ======== Unable to send message: Sending the message failed because the server rejected the following recipients: (The server replied: "5.7.1 <martine(a)online.fr>fr>: Relay access denied") The message will remain in your Outbox folder until the issue is corrected (e.g. an invalid address) or move it to another folder. The following transport protocol was used: bbox" ======== regardless of the smtp server, yahoo, gmail, free... Others smtp server indicates that my mail is a spam, no, it's a normal private mail. Does it come from kmail-trinity ? Thanks for your help. Cheers André