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Email Error 5.1.2

You can verify this by comparing the address provided in the NDR with the address shown in the original message that is in your Sent folder. Is the user you cannot send e-mail to him in the same domain with you? 2. Here are 4 solutions you can try. Check your smart host setting on the SMTP connector. his comment is here

other user is able to send mail to that email id. NDR below: Your message did not reach some or all of the intended recipients. Type the recipient’s complete address and then send your message. The SMTP 5.1.2 error code is received when one of the servers on the way to the destination is unable to resolve the domain name of a recipients email address. https://social.technet.microsoft.com/Forums/exchange/en-US/cf6b703a-269f-42c4-a585-dff3119cf4ea/when-user-send-mail-getting-ndr-512-invalid-email-address?forum=exchangesvrclientslegacy

Microsoft say this NDR maybe reported as out-of-memory error. 4.3.2 Classic temporary problem, the Administrator has frozen the queue. 4.4.1 Intermittent network connection. Subject: touch base Sent: 10/20/2010 8:27 AM The following recipient(s) cannot be reached: David Thompson (user Email id) on 10/20/2010 8:27 AM The message could not Privacy Policy Site Map Support Terms of Use BetterBouncesHomeError LookupFeedbackSupportContact UsFAQsTurn Off AdsPrivacy PolicyOur Story 5.1.2 Email Bounce ErrorUnderstand your email bounce error from Better Bounces™Message Not Delivered: Domain name of Your cache administrator is webmaster.

Check the address information. 5.1.4 Two objects have the same address, which confuses the categorizer. 5.1.5 Destination mailbox address invalid. 5.1.6 Problem with homeMDB or msExchHomeServerName - check how many users Their rule could have tried to send a copy of your message to a bad email address. Best regards, Serena Monday, October 25, 2010 9:26 AM Reply | Quote 0 Sign in to vote Dear Serena, Email id is correct and user is accessing outlook in One user is probably using an Alternate Recipient with the same email address as a contact. 5.4.7 Delivery time-out.

However, with the proliferation of the spam, error 5.1.2 is also often encountered by automatic “out-of-office” replies to junk mail because the domain names used by junk mail are often bogus Yes No Great! Possibly a Standard edition of Exchange reached the 16 GB limit. 5.3.2 System not accepting network messages. Posted on 2011-05-12 Exchange Outlook SBS 1 Verified Solution 3 Comments 1,407 Views Last Modified: 2012-06-22 We have around 15 users who all access Outlook via Remote Desktop on to a

If you need more detail about this, see Remove suggested name or email address from the Auto-Complete List in Outlook Web App. You might not need to try all of them to get the message sent successfully. She gets the message below. Exchange server software Mobility & Wireless Outlook Addons OWA Addons POP3 Downloaders PST Management Reporting Security & Encryption SMS & Paging Tips & Tricks Webinars White Papers Featured Products Featured Book

For example, the recipient might have been moved from an on-premises Exchange organization to Exchange Online, or vice-versa. https://www.experts-exchange.com/questions/27033800/SMTP-Error-5-1-2-for-one-user-only.html The first you should check all the recipient email addresses for incorrect domain names (misspelt domain names, or maybe, totally non-existent domain names) – remember, error code 5.1.2 is very specifically Check the sender and recipient domains for incorrect or stale mail exchange (MX) resource records by running the Mailflow Troubleshooter tool that is within Office 365. All rights reserved.

If one of these spam messages can’t be delivered, an email server might send an NDR like the one you got, back to the From address. this content In plain English, the server doesn't know where to send email destined for that domain. Our server tried ehlo, the recipient's server did not understand and returned a 550 or 500 error. Log in to an administrator account on the Office 365 portal at https://portal.office.com, and from the Dashboard, do the following: Check the Message Center to see if your organization has a

Does anyone know why this happens? Forum Software © ASPPlayground.NET Advanced Edition MenuExperts Exchange Browse BackBrowse Topics Open Questions Open Projects Solutions Members Articles Videos Courses Contribute Products BackProducts Gigs Live Careers Vendor Services Groups Website Testing In the Send Messages section, choose Empty Auto-Complete List, and then choose Yes. http://strongboxlinux.com/email-error/email-error-450-4-1-2.php NDRgenerates from the user exchange server (our domain exchange server)...

Peter Bruzzese Andy Grogan Nuno Mota Henrik Walther Neil Hobson Anderson Patricio Jaap Wesselius Markus Klein Rui Silva Ilse Van Criekinge Books Hardware Mail Archiving Load Balancing Message Boards Migration Section Solution 2: Remove the recipient's email address from the auto-complete list    Remove the recipient’s email address from the list of suggested names in the auto-complete list, then type it again before For example, the MX record might point to an old mail server, or the MX record might be ambiguous due to a recent configuration change.

RFC 2821 ETRN Extended Turn.

User not local, will forward to forwardpath. 252 OK, pending messages for node node started. If the spelling looks correct, contact provider and if necessary, contact the recipient another way (e.g., phone or text message).5.1.2: Official Definition[RFC3463] (Standards Track) from the The Internet Engineering Task Force Check the recipient address. 5.1.1 Another problem with the recipient address. Note: Updates to a domain's DNS records can take up to 72 hours to propagate to all DNS servers on the Internet.

See Microsoft TechNet article: 321721 Sharing SMTP. Only that particular user is not able to send mail, others in my domain able to send. 3. RFC 2554 BDAT Binary data. check over here I sent a message, what can I do to fix this?

Join & Ask a Question Need Help in Real-Time? Solution 1: Check the Office 365 Message Center for configuration problems or service-wide issues    For Office 365 accounts, the Office 365 portal provides a central source for a variety of tools, Choose Settings > Display settings > Outlook Web App version, select Use the light version of Outlook Web App, and then choose OK. Cannot VRFY user (e.g., info is not local), but will take message for this user and attempt delivery. 253 OK, messages pending messages for node node started. 354 Start mail input;

The person or mailbox you're trying to send your message to has a rule set up to forward messages to another address, but the rule isn't working properly. Regards, saravana Kumar. Sometimes running RUS (Recipient Update Service) cures this problem.