# Failed to connect to docker

**URL:** <https://meta.discourse.org/t/failed-to-connect-to-docker/248991>\
**Category:** Self-hosting\
**Created:** [December 15, 2022, 3:17am UTC](https://meta.discourse.org/t/failed-to-connect-to-docker/248991 "2022-12-15T03:17:16Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![DiscourseUser](https://avatars.discourse-cdn.com/v4/letter/d/74df32/32.png) [@DiscourseUser](https://meta.discourse.org/u/DiscourseUser)\
**Post date:** [December 20, 2022, 7:03pm UTC](https://meta.discourse.org/t/failed-to-connect-to-docker/248991/16 "2022-12-20T19:03:05Z")

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so for example the domain is [sofa.com](http://sofa.com), I need to put notification mail to “[noreply@mg.sofa.com](mailto:noreply@mg.sofa.com)” instead of “[noreply@sofa.com](mailto:noreply@sofa.com)”?

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