# Campaign sending delays

- Provider: [Klaviyo](https://down.guide/klaviyo)
- Level: confirmed
- Impact: Degraded
- lasted 3h 39m
- started 2026-06-08 21:10 UTC
- Email Sending
- id: DWN-cdb6fd0fd2
- Official page: https://stspg.io/qg2qxt27yv9r

## Updates from Klaviyo
### 2026-06-08 21:10 UTC: investigating
Some customers may be experiencing delays with campaign sending, where sends are currently stuck in processing. We are investigating the issue and will provide an update as soon as we have more information.

### 2026-06-08 21:19 UTC: identified
We have identified the root cause and are working on a fix. We will share another update shortly.

### 2026-06-08 23:20 UTC: identified
We are continuing to work through the fix for this issue. We are working to resolve this as quickly as possible and will share another update shortly.

### 2026-06-08 23:54 UTC: monitoring
We have deployed a fix and campaign sending is recovering. We are processing the backlog of delayed campaigns and expect to deliver them shortly. We continue to monitor closely and appreciate your patience throughout this incident.

### 2026-06-09 00:49 UTC: resolved
Campaign sending has been restored and the backlog of delayed campaigns has completed sending. This incident has been resolved.

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