# Pinecone: [GCP][europe-west4] Errors for upsert operations on some indexes

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-03-13 08:50 UTC · Resolved: 2026-03-13 09:53 UTC · Duration: 1.1 h
- Updates: 3 · Affected components: GCP europe-west4, Serverless Indexes - GCP europe-west4
- [Vendor status page: https://stspg.io/1q347rkjvkz3](https://stspg.io/1q347rkjvkz3)
- [Company: Pinecone](https://rewindex.com/company/pinecone.md)

## Summary

Pinecone reported a major incident causing upsert errors on some indexes in GCP europe-west4, affecting Serverless Indexes. It started at 2026-03-13 08:50 UTC and was resolved at 2026-03-13 09:53 UTC, lasting 1 h 3 min; a fix was implemented and monitored before resolution. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-03-13 08:50 UTC: We are currently investigating this issue.
- **monitoring** 2026-03-13 09:23 UTC: A fix has been implemented and we are monitoring the results.
- **resolved** 2026-03-13 09:53 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-03-13 08:50 UTC: [Major incident: \[GCP\]\[europe-west4\] Errors for upsert operations on some indexes](https://rewindex.com/change/icc2f413a6a58ad.md)


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Canonical: https://rewindex.com/company/pinecone/incidents/s1jv4vdbf0rx · Markdown: https://rewindex.com/company/pinecone/incidents/s1jv4vdbf0rx.md · JSON: https://rewindex.com/api/v1/companies/pinecone/incidents/s1jv4vdbf0rx · Generated 2026-10-18T10:31:09.692Z