This incident has been resolved. We have observed that instance rates are returning to normal levels, and affected connections are syncing successfully.
Incident Summary
Description: We identified an issue with the Twilio connection, which resulted in syncs failing with "504 Gateway Timeout Error"
Timeline: This issue began on 8th May 2026 at 01:20 AM UTC and was resolved on 8th May 2026 at 02:41 AM UTC.
Cause: The issue was caused by the third-party call endpoint failing with "504 Gateway Timeout Error". Twilio has also updated their status page, confirming the degraded performance.
Resolution: The issue was automatically resolved from the third-party side without any intervention from the Fivetran end.
Posted May 08, 2026 - 04:54 UTC
Monitoring
Syncs were failing with "504 Gateway Timeout Error" for the call endpoint due to degraded performance on the Twilio side, as indicated on their status page.
The syncs have been recovered automatically without any intervention from the Fivetran end, and we are monitoring the connections.