# Dremio: Reflections using UDFs are failing

> Dremio status incident “Reflections using UDFs are failing” on 2023-12-15: impact minor (vendor’s label), 1.6 h, 2 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0
Last updated: 2023-12-15T21:23:41Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2023-12-15 19:47 UTC · Resolved: 2023-12-15 21:23 UTC · Duration: 1.6 h
- Updates: 2 · Affected components: Dremio Cloud - Europe - Site Availability, Site Availability, Dremio Cloud - US - Site Availability, Site Availability
- [Vendor status page: https://stspg.io/3l94nlqr39zh](https://stspg.io/3l94nlqr39zh)
- [Company: Dremio](https://rewindex.com/company/dremio.md)

## Timeline of updates

- **investigating** 2023-12-15 19:47 UTC: Reflections with User Defined Functions (UDF) are failing to refresh. A very small number of users is impacted. The problem is partially identified.
- **resolved** 2023-12-15 21:23 UTC: This incident has been resolved. If your reflections were impacted, a member of the support team will be reaching out to help you re-enable your reflections. Feel free to also directly contact Dremio Cloud support for assistance.

## Cite this

Status incident (vendor impact label: minor) posted by Dremio, started 2023-12-15 19:47 UTC, resolved after 1.6 h, 2 update(s).

- Canonical URL: https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0
- Citation: Dremio, “Reflections using UDFs are failing” (2023-12-15 19:47 UTC). Archived by Rewindex: https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0 (CC BY 4.0).
- Markdown link: `[Dremio: Reflections using UDFs are failing (2023-12-15)](https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0)`


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Canonical: https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0 · Markdown: https://rewindex.com/company/dremio/incidents/hvdss7n2r3r0.md · JSON: https://rewindex.com/api/v1/companies/dremio/incidents/hvdss7n2r3r0 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:48:31.147Z