Site unavailable for a some customers
Major incident
School MIS
MAT MIS
2026-09-18 00:00 BST
· 7 hours, 41 minutes
Updates
Resolved
September 18, 2026 · 07:37 BST
The earlier issue where a small number of schools were unable to login to Arbor is now fixed.
We’re very sorry if this impacted the start to the day for any customers. A full post mortem will be completed in due course.
Investigating
September 18, 2026 · 07:01 BST
Some customers will be receiving a message that their site is in maintenance mode this morning. We are actively working on investigating the root cause and will post an update here shortly.
We’re very sorry for the disruption this may cause to any impacted schools this morning.
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