Malomo incident

Klaviyo event delivery failures

Major Resolved View vendor source →
Started
Mar 09, 2026, 06:10 PM UTC
Resolved
Mar 10, 2026, 03:46 PM UTC
Duration
21h 35m
Detected by Pingoru
Mar 09, 2026, 06:10 PM UTC

Affected components

Klaviyo

Update timeline

  1. investigating Mar 09, 2026, 07:10 PM UTC

    We are currently investigating an issue affecting event delivery to Klaviyo. Some customers may experience delays or failures with events being sent to Klaviyo. Our team has identified authentication-related errors beginning around March 7 and is actively working to determine the root cause and restore normal event delivery. We will provide updates as we learn more.

  2. monitoring Mar 09, 2026, 09:12 PM UTC

    A fix has been deployed and we are monitoring results.

  3. resolved Mar 10, 2026, 03:46 PM UTC

    This incident has been resolved. Klaviyo events are processing as expected now. Our backlog of events that were queued during the incident were processed and notifications were triggered as our events caught up.

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