I found the reason.
As the picture shows, I have set alert to admins, and if a member of admins has a set email,
it will fail, and if I remove the email, ex: “Max”, the alert will send successfully
I found the reason.
As the picture shows, I have set alert to admins, and if a member of admins has a set email,
it will fail, and if I remove the email, ex: “Max”, the alert will send successfully