Are they using auto complete entries when addressing the message to the recipient? If they are delete those entries and retry.
Neil From: [email protected] [mailto:[email protected]] On Behalf Of HELP_PC Sent: Monday, December 16, 2013 9:54 AM To: [email protected] Subject: [NTSysADM] R: Sending mail issue from migrated accounts and Pcs Yes for outlook profile Not for user profile because the issue is with all user in the same machine Guido Elia HELPPC - HELPPC SERVICE ________________________________ Da: [email protected]<mailto:[email protected]> [mailto:[email protected]] Per conto di Michael B. Smith Inviato: lunedì 16 dicembre 2013 14.35 A: [email protected]<mailto:[email protected]> Oggetto: [NTSysADM] RE: Sending mail issue from migrated accounts and Pcs Did you repair the profile? Did you create a new profile? From: [email protected]<mailto:[email protected]> [mailto:[email protected]] On Behalf Of HELP_PC Sent: Sunday, December 15, 2013 3:59 AM To: [email protected]<mailto:[email protected]> Subject: [NTSysADM] Sending mail issue from migrated accounts and Pcs After a domain migration some users /pcs in cached mode receive immediate NDR (unable to use any of your accounts to deliver the mail ) Same users logged to other machine can successfully Non cached mode is OK All googled tricks didn't help Exchange Server is 2010 and Outlook is 2010 Guido Elia HELPPC - HELPPC SERVICE

