Fivetran incident

Fivetran: Marketo Connections Experiencing Sync Failures

Minor Resolved View vendor source →

Fivetran experienced a minor incident on May 10, 2026 affecting Marketo, lasting 2h 28m. The incident has been resolved; the full update timeline is below.

Started
May 10, 2026, 10:10 AM UTC
Resolved
May 10, 2026, 12:39 PM UTC
Duration
2h 28m
Detected by Pingoru
May 10, 2026, 10:10 AM UTC

Affected components

Marketo

Update timeline

  1. identified May 10, 2026, 10:10 AM UTC

    The Marketo connections are failing with “PROGRAM_MEMBERSHIP: fields not specified” Error. The issue has been identified and we are working to resolve it.

  2. monitoring May 10, 2026, 12:30 PM UTC

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

  3. resolved May 10, 2026, 12:39 PM UTC

    This incident has been resolved. We have observed that success rates are returning to normal levels and affected connections are syncing successfully. Incident Summary Description: Affected Marketo connections experienced sync failures with error PROGRAM_MEMBERSHIP: fields not specified Timeline: This issue began on 2025-05-08 16:00:00 UTC and was resolved on 2025-05-10 12:30:00 UTC. Cause: A recent connector change unintentionally impacted requests to the affected endpoint, resulting in sync failures. Resolution: The change introducing the issue was reverted, and the fix was successfully deployed.