# mautic.ERROR: \[MAIL ERROR\] Expected response code 354 but got code "503"

**URL:** <https://forum.mautic.org/t/mautic-error-mail-error-expected-response-code-354-but-got-code-503/18705>\
**Category:** Product Support\
**Created:** [March 24, 2021, 7:23pm UTC](https://forum.mautic.org/t/mautic-error-mail-error-expected-response-code-354-but-got-code-503/18705 "2021-03-24T19:23:28Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![wlsfh](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/wlsfh/32/6731_2.png) [@wlsfh](https://forum.mautic.org/u/wlsfh)\
**Post date:** [March 30, 2022, 7:49am UTC](https://forum.mautic.org/t/mautic-error-mail-error-expected-response-code-354-but-got-code-503/18705/7 "2022-03-30T07:49:17Z")

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Don’t know if this has been tackled, but I am experiencing the exact same issue.  
I opened a thread here

> [@Fresh install // Not sending emails, NL form](https://forum.mautic.org/t/fresh-install-not-sending-emails-nl-form/23339/7):
>
> Credentials are fine. I also received the test email using ‘send test email’ in configuration/email settings. It looks like it’s happening when sending emails to external addresses. By the looks of things, it seems this is a pending issue? [https://forum.mautic.org/t/mautic-error-mail-error-expected-response-code-354-but-got-code-503/18705](https://forum.mautic.org/t/mautic-error-mail-error-expected-response-code-354-but-got-code-503/18705)

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