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Sending of the message failed.

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  • Last reply by david

kinsale2
kinsale2
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Thunderbird unable to send message since 7 March 2025, p.m. Please send remedial action which I can take.

"Sending of the message failed. The mail server responded. Reject for policy reasons. Please check the message and try again".

Thunderbird unable to send message since 7 March 2025, p.m. Please send remedial action which I can take. "Sending of the message failed. The mail server responded. Reject for policy reasons. Please check the message and try again".

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david
david
  • Top 10 Contributor
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The message seems to be coming from your email provider. I suggest contacting them for assistance. You could also post screenshots of your incoming and outgoing server settings panes for possible suggestions, assuming the 'policy' error is an incorrect setup.