Outage in Fivetran

Multiple SAP connectors are failing with "Unknown failure. Unable to establish connection to SAP source" error.

Resolved Minor

December 24, 2025 - Started 3 months ago - Lasted about 5 hours
Official incident page

Incident Report

The issue has been identified and we are working to resolve it.

Components affected

Fivetran SAP ERP on HANA

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Latest Updates ( sorted recent to last )

RESOLVED 3 months ago - at 12/24/2025 07:56AM

This incident has been resolved. We’ve observed that instance rates have returned to normal levels and the affected connectors are syncing successfully.

For a few connectors where the sync frequency is set to manual, the last sync is still showing as failed. Please trigger a manual sync, and the next sync should complete successfully.

Incident Summary:

Description:
SAP ERP on HANA connectors are failing with "Unknown failure. Unable to establish connection to SAP source" error.

Timeline:
The issue began on 23 December around 10:12 PM UTC and was resolved on 24 December around 05:55 AM UTC.

Cause:
The issue was caused by a bug introduced in a recent code change.

Resolution:
The changes were reverted, which restored successful syncs.

MONITORING 3 months ago - at 12/24/2025 06:32AM

A fix has been implemented, and we are monitoring the results.

IDENTIFIED 3 months ago - at 12/24/2025 02:53AM

We are continuing to work on a fix for this issue.

IDENTIFIED 3 months ago - at 12/24/2025 02:35AM

The issue has been identified and we are working to resolve it.

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