Hey to everyone on this thread

[Jon82]

mhmmhmmhmmhmmhmmhmmhmmhmmhmmhm

[DavidDarnes]

Hey @Jon82! I think you might benefit from checking out this forum response which goes through everything regarding mail configuration in Ghost:

Local Ghost 3.0 - subscribing does not work

Hey to everyone on this thread. Subscribing in Ghost members definitely works, and it seems like each one of you is having problems getting email configured. It’s impossible for the team to help troubleshoot “same here” type comments on a big thread, therefore I’m going to leave a general how to guide as the solution here, and close and lock this thread. Configuring Email for Members You need to configure two sets of email settings for Members: 1. Transactional Email This is a stable featur…

[Jon82]

mhmmhmmhmmhmmhmmhmmhmmhmmhmmhm

[DavidDarnes]

@Jon82

Sandbox subdomains are for test purposes only. Please add your own domain or add the address to authorized recipients in Account Settings… Please check your email settings and resend the invitation.

Looks like mailgun is giving you a pretty helpful error message there

[Jon82]

mhmmhmmhmmhmmhmmhmmhmmhm