Emails not sent because the Mailbox was not recently synced

Symptom

An email was not sent with the error "Mailbox not recently synced, auto-retrying in X minutes". 

Applies To

• Users
• Email

Resolution

1. Log in to Outreach.
2. Click Settings > Mailbox.
3. Navigate to Advanced settings.
4. Toggle Send Settings off.
5. Click Save.

The requirement that the mailbox must be synchronized in order to send a message has been turned off.