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An error occurred while sending mail. The mail server responded: 5.7.1

  • 2 replies
  • 2 have this problem
  • 4 views
  • Last reply by dolphinstoo

dolphinstoo
dolphinstoo
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How do I fix this? Help please!!!!

Alert An error occurred while sending mail. The mail server responded: 5.7.1 we were unable to deliver your message. Please try resending your message by adding some test.. please check the message and try again.

How do I fix this? Help please!!!! Alert An error occurred while sending mail. The mail server responded: 5.7.1 we were unable to deliver your message. Please try resending your message by adding some test.. please check the message and try again.

All Replies (2)

christ1
christ1
  • Top 25 Contributor
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http://kb.mozillazine.org/5.7.1_Unable_to_relay

If you're using the SMTP server provided by your ISP, make sure you're connected to the Internet via this ISP.

dolphinstoo
dolphinstoo Question owner
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Apparently it is a yahoo issue I will report back when I find more out. Yahoo says something changed on their update....