Campaign scheduling errors

What to do

• Check whether you use Klaviyo Email Sending, Text Message Sending, WhatsApp Sending, Mobile Push Sending in us. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 9m it lasted.

  Anything that failed between 2026-08-12 18:04 UTC and 2026-08-12 18:14 UTC may need a replay.

• Subscribe to Klaviyo's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=klaviyo works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Klaviyo 2

1. monitoringAug 12, 2026, 6:04 PM UTC

   Between 1:15 PM and 2:00 PM US/Eastern on August 12, 2026, some customers experienced errors when scheduling campaigns, and some scheduled campaigns were canceled. If you scheduled a campaign during this window, we recommend checking its status in your account. A fix has been deployed and system performance is improving. We continue to monitor closely and will confirm once fully resolved.

   provider

2. resolvedAug 12, 2026, 6:14 PM UTC

   Campaign scheduling has returned to normal operation. If you scheduled a campaign between 1:15 PM and 2:00 PM US/Eastern on August 12, 2026, we recommend checking its status and rescheduling if needed. This incident has been resolved.

   provider

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.