Outage in Mailchimp
Campaigns stuck in Preparing/Sending
Resolved Major
March 25, 2026 - Started 3 days ago
- Lasted about 1 hour
Incident Report
Summary AI Generated
Mailchimp experienced a major service incident where email campaigns became stuck in "Preparing" or "Sending" status, preventing users from successfully sending their email campaigns. The issue affected campaign delivery functionality across the platform. The incident was resolved by the engineering team after 56 minutes.
We are aware of an issue that some users may encounter Campaigns stuck in a Preparing/Sending status. Our Engineering team is working on a resolution and we will provide further updates as they become available.
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