Outage in PostHog EU
Google Ads integration - source syncs and realtime destinations failing
Resolved Minor
July 02, 2026 - Started 23 days ago
- Lasted about 5 hours
Incident Report
Summary AI Generated
A problem with PostHog EU's Google Ads OAuth integration caused failures in both Google Ads warehouse source syncs and Google Ads conversion realtime destinations over approximately 4.7 hours. Warehouse source syncs failed from around 2000 UTC on July 1st and have since been restored with data backfilled; Google Ads conversion destinations began failing around 0900 UTC on July 1st, with a backfill expected to cover the full incident period. Affected customers are being contacted directly while the conversion destination issue remains under investigation.
After further investigation, we've identified this incident was caused by a problem with PostHog's Google Ads OAuth integration, which impacts both our Google Ads warehouse source syncs and our Google Ads conversions realtime destinations. Warehouse sources are now syncing successfully per the previous message, and all data should have been backfilled. Google Ads conversion destinations failed from around 0900 UTC yesterday. We expect to be able to backfill data from the full incident period. We're investigating this and will be in contact with identified customers directly.
Components affected
PostHog EU Destination Delivery (realtime) PostHog EU Data Warehouse Source IngestionTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
MONITORING
24 days ago - at 07/01/2026 09:00AM
Google Ads source syncing failures from 8PM UTC on 1st July. This has been fixed, and sources should now be syncing correctly. We're monitoring the situation.
IDENTIFIED
23 days ago - at 07/02/2026 09:41AM
After further investigation, we've identified this incident was caused by a problem with PostHog's Google Ads OAuth integration, which impacts both our Google Ads warehouse source syncs and our Google Ads conversions realtime destinations. Warehouse sources are now syncing successfully per the previous message, and all data should have been backfilled. Google Ads conversion destinations failed from around 0900 UTC yesterday. We expect to be able to backfill data from the full incident period. We're investigating this and will be in contact with identified customers directly.
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