Important Notice: We're experiencing email notification issues. If you've posted a question in the community forums recently, please check your profile manually for responses while we're working to fix this.

On Monday the 3rd of March, around 5pm UTC (9am PT) users may experience a brief period of downtime while one of our underlying services is under maintenance.

Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Tëj nañu waxtaan wii ba denc ko. Yónneel yeneen laaj soo soxlaa ndimbal.

what does this mean, the email address is correctAn error occurred while sending mail. The mail server responded: 5.1.0 From address is invalid (VM403). Please

  • 1 tontu
  • 1 am na jafe-jafe bii
  • 4 views
  • i mujjee tontu mooy Matt

flowers123
flowers123
more options

I am unable to send emails, and the following message occurs each time An error occurred while sending mail. The mail server responded: 5.1.0 From address is invalid (VM403). Please verify that your email address is correct in your account settings and try again. I know the email addresses are correct I have been using them continuosly

I am unable to send emails, and the following message occurs each time An error occurred while sending mail. The mail server responded: 5.1.0 From address is invalid (VM403). Please verify that your email address is correct in your account settings and try again. I know the email addresses are correct I have been using them continuosly

All Replies (1)

Matt
Matt
  • Moderator
  • Top 10 Contributor
more options

closing as a duplicate of https://support.mozilla.org/en-US/questions/1218666