How to fix: Getting an SMTP 451 error when trying to send out email Print

34

Getting an SMTP error 451 Temporary local problem - please try later error when trying to send out email.

Make sure the domain is listed on /etc/localdomains

If the domain is not listed on /etc/localdomains so put the domain on the list and restart exim, and it will work!

or

Login with SSH and try run this command:

/scripts/eximup –force

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