Minor impactResolvedDatabases

Snowflake incident: INC20000033

Snowflake reported this minor-impact incident on its official status page on Jun 12, 2026, 18:21 UTC. It was resolved after 2h 36m.

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Jun 12, 2026, 18:21 UTC
started
Jun 12, 2026, 20:57 UTC
resolved
2h 36m
duration
Minor
impact

Affected components

  • Developer Tools
  1. postmortemJun 22, 2026, 22:16 UTC

    Snowflake Engineering has completed the postmortem of this service incident. A detailed Root Cause Analysis \(RCA\) is available on the Snowflake Community site: [https://community.snowflake.com/s/article/INC20000033](https://community.snowflake.com/s/article/INC20000033)

  2. resolvedJun 12, 2026, 20:57 UTC

    Current status: We've implemented the fix for this issue and monitored the environment to confirm that service was restored. If you experience additional issues or have questions, please open a support case via Snowflake Community or the Support page in Snowsight. Customer experience: Customers hosted in the specified regions may have seen that stored procedures that use Snowpark external access integrations failed with the following SQL execution internal error: 300010:4004234085. Incident start time: 15:10 UTC June 12, 2026 Incident end time: 19:15 UTC June 12, 2026 Preliminary root cause: A misconfiguration introduced by a recent network configuration change affecting outbound connectivity for stored procedures that use Snowpark external access integrations resulted in impact. A root cause analysis (RCA) will be conducted and a summary will be shared on the Snowflake status page within 5 business days.

  3. monitoringJun 12, 2026, 19:53 UTC

    Current status: We've fully reverted the impacting network configuration change, and our telemetry indicates that service health is recovering. We'll continue to monitor the environment until we're confident all services are functioning properly. Customer experience: Customers hosted in the specified regions may have seen that stored procedures that use Snowpark external access integrations failed with the following SQL execution internal error: 300010:4004234085. Incident start time: 15:10 UTC June 12, 2026 Incident end time: 19:15 UTC June 12, 2026 Preliminary root cause: A misconfiguration introduced by a recent network configuration change affecting outbound connectivity for stored procedures that use Snowpark external access integrations resulted in impact.

  4. identifiedJun 12, 2026, 19:14 UTC

    Current status: Our investigation indicates the issue is related to a recent network configuration change affecting outbound connectivity for stored procedures that use Snowpark external access integrations. We are reverting the suspected change and manually correcting the affected network configuration to restore service as quickly as possible. We'll provide an update within 1 hour. Customer experience: Customers hosted in the specified regions may see that stored procedures that use Snowpark external access integrations may fail with the following SQL execution internal error: 300010:4004234085. ETA: Our current estimate is that service will be restored within 1 hour. Incident start time: 15:10 UTC June 12, 2026

  5. investigatingJun 12, 2026, 18:21 UTC

    Current status: We're investigating an issue with stored procedures that use Snowpark External Access integrations. We'll provide an update within 1 hour. Customer experience: Customers hosted in the specified regions may see that stored procedures that use Snowpark External Access integrations may fail with the following SQL execution internal error: 300010:4004234085. Incident start time: 15:10 UTC June 12, 2026

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Snowflake's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does Snowflake have incidents?

Snowflake reported 23 incidents in the last 90 days, 18 of them major or critical. A typical incident lasted 1h 56m. See Snowflake's uptime and incident history

Snowflake incident on Jun 12, 2026: INC20000033 · APIStatus.watch