# Incoming Email doesn't support mail without message id

**URL:** <https://meta.discourse.org/t/incoming-email-doesnt-support-mail-without-message-id/38967>\
**Category:** Bug\
**Created:** [February 3, 2016, 9:40am UTC](https://meta.discourse.org/t/incoming-email-doesnt-support-mail-without-message-id/38967 "2016-02-03T09:40:26Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![kpfleming](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/kpfleming/32/116414_2.png) [@kpfleming](https://meta.discourse.org/u/kpfleming)\
**Post date:** [February 5, 2016, 8:43pm UTC](https://meta.discourse.org/t/incoming-email-doesnt-support-mail-without-message-id/38967/4 "2016-02-05T20:43:15Z")

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RFC-2822 says that Message-ID ‘SHOULD’ be present, so these messages are compliant, but it’s also completely reasonable to not support them. Modern SMTP systems rely heavily on Message-ID.

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