Autodesk experienced a minor incident on April 28, 2026 affecting Fusion and Fusion Online and 1 more component, lasting 52m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 28, 2026, 03:02 PM UTC
We are investigating an issue where customers are unable to view thumbnails for newly created design data across Fusion, Fusion Online, Fusion Mobile, and Fusion Team. We are actively looking into this and we will provide an update within 60 minutes or sooner if we have more information to share.
- resolved Apr 28, 2026, 03:55 PM UTC
The issue has been resolved. Thank you for your patience and understanding as we worked to resolve this issue.
- postmortem Apr 30, 2026, 08:04 PM UTC
**AUTODESK EVENT ANALYSIS** **Incident Date:** April 28, 2026 **Summary** On April 28, 2026, between 6:20 AM PDT and 7:33 AM PDT, Autodesk customers were unable to view thumbnails for newly created design data across Fusion, Fusion Online, Fusion Mobile, and Fusion Team in all regions. **Root Cause** * Thumbnail creation was delayed due to queuing issues which in turn led to thumbnail failures * We added more workers/solvers that could free up the queue quicker which resolved the problem **Autodesk Actions** Autodesk has completed a post-incident analysis of the event and identified actions to be taken. These include the following: * We have identified the root cause of what led to the back-up, and are working to correct the problem * Additional monitoring alerts for detecting similar issues in the future. Thank you for your patience and understanding.