D-Wave experienced a minor incident on July 19, 2026 affecting Advantage2_system4, lasting 1d 17h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 19, 2026, 12:40 AM UTC
TheAdvantage2_system4 solver will be unavailable while we investigate an issue with the system. The remaining QPU solvers continue to be online while we are working to restore the Advantage2_system4 solver. Thank you for your patience.
- identified Jul 19, 2026, 02:45 AM UTC
The Advantage2_system4 remains offline while we work on an issue with the system. We anticipate the solver will remain offline overnight. Thank you for your patience.
- identified Jul 19, 2026, 07:11 PM UTC
The Advantage2_system4 remains offline while we work on an issue with the system. The solver will remain offline until Monday July 20, 2026.
- resolved Jul 20, 2026, 06:37 PM UTC
The Solver is now available. We apologize for the disruption. Please contact us at [email protected] if you continue to experience issues.