Incident affecting Google Ad Manager Data Transfer

Update timeline

1. investigating Jul 31, 2026, 03:52 PM UTC

   We're aware of a problem with Google Ad Manager Data Transfer affecting a majority of users. We will provide an update by Jul 31, 2026, 5:47 PM UTC detailing when we expect to resolve the problem. Please note that this resolution time is an estimate and may change. The affected users are able to access Google Ad Manager Data Transfer, but are seeing error messages, high latency, and/or other unexpected behavior. Jul 30, Hour 22 Google Ad Manager Data Transfer files are currently delayed for Reservation and Backfill File Types

2. investigating Jul 31, 2026, 05:23 PM UTC

   We are continuing to investigate this issue. We will provide an update by Jul 31, 2026, 7:00 PM UTC detailing when we expect to resolve the problem. The affected users are able to access Google Ad Manager Data Transfer, but are seeing error messages, high latency, and/or other unexpected behavior. Google Data Transfer Hour 18 (July 30) Reservation and Backfill files are delayed. Hour 20 (July 30) Backfill files are now published however, Reservation files remain delayed.

3. investigating Jul 31, 2026, 09:12 PM UTC

   We are continuing to investigate this issue. We will provide an update by Jul 31, 2026, 11:12 PM UTC detailing when we expect to resolve the problem. The affected users are able to access Google Ad Manager Data Transfer, but are seeing error messages, high latency, and/or other unexpected behavior. Google Data Transfer pipeline is still recovering but file publishing remains delayed.

4. resolved Aug 01, 2026, 01:38 PM UTC

   The problem with Google Ad Manager Data Transfer has been resolved. We apologize for the inconvenience and thank you for your patience and continued support. The previously delayed Data Transfer Reservation and Backfill files are now successfully published. Processing delay is now back to normal.