MailerSend Errors
Troubleshoot and fix errors that appear in your automations
MailerSend: Unauthenticated.
Solution
MailerSend: Could not validate the attached file. Filename and attached file does not match. #MS4220
Solution
MailerSend: The custom API token you're using doesn't have the required permissions. #MS40301
Solution
MailerSend: The from.email domain must be verified in your account to send emails. #MS42207
Solution
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