Requested action aborted (4)

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Article ID: 175674

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Updated On:

Products

Email Security.cloud

Issue/Introduction

You have received a NDR bounce back stating one of the 2 below error messages.

  • 550 Requested action aborted (4)
  • 450 Requested action aborted (4)

Resolution

The format of your message did not comply with RFC-2822 (see http://www.faqs.org/rfcs/rfc2822.html).

Contact your IT administrator or ISP. If the problem persists, contact the recipient party.