Identified - System registrations for myVAILLANT/MiGo Link connected systems are currently failing due to the status OWNER_UNKNOWN.
As a result the consent process is not successfully initiated.

We have identified the root cause and are working on a high-priority fix.

Aug 13, 2026 - 14:51 CEST
Monitoring - A fix has been implemented and we are monitoring the results.
Aug 12, 2026 - 16:00 CEST
Update - The data is currently delayed by approximately one hour. We are actively working on a resolution.
Aug 12, 2026 - 08:58 CEST
Identified - The issue has been identified and a fix is being implemented.
Aug 11, 2026 - 14:34 CEST
APIs Partial Outage
authorization server Operational
advanced diagnostics API v1 Operational
advanced settings API v1 Operational
consumption API v1 Operational
energy management API v1 Operational
history API v1 Operational
notification push Operational
notifications API v1 Operational
schedules API v2 Operational
settings API v1 Operational
settings API v2 Operational
states API v2 Operational
systems API v2 Operational
system registration API v1 Partial Outage
trouble code information API v1 Operational
end-customer consent portal Operational
developer portal Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance

Aug 16, 2026

No incidents reported today.

Aug 15, 2026

No incidents reported.

Aug 14, 2026

No incidents reported.

Aug 13, 2026

Unresolved incidents: System Registrations for myVAILLANT/MiGo Link Connected Systems Failing, Delay in availability of data for VR9xx connected systems.

Aug 12, 2026

Completed - The scheduled maintenance has been completed.
Aug 12, 15:26 CEST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Aug 12, 10:00 CEST
Scheduled - During time of maintenance notification push events (Error, Limp home and Maintenance) might be delayed.
Aug 5, 09:52 CEST

Aug 11, 2026

Aug 10, 2026

No incidents reported.

Aug 9, 2026

No incidents reported.

Aug 8, 2026

No incidents reported.

Aug 7, 2026

No incidents reported.

Aug 6, 2026

No incidents reported.

Aug 5, 2026

Resolved - This incident has been resolved.
Aug 5, 08:14 CEST
Identified - Delivery of notifications via notification push are currently delayed. The issue is already identified and the team is working on a fix.
Aug 4, 16:50 CEST

Aug 4, 2026

Aug 3, 2026

No incidents reported.

Aug 2, 2026

No incidents reported.