Resolved after 4 hours 24 minutes, affecting MAT MIS, on September 18, 2026.
The error messages affecting Arbor MAT MIS sites today have now been resolved. We sincerely apologise again for the disruption this caused to your day, and thank you for your patience while our teams worked on a fix.
Affected components
Update timeline
- investigating Sep 18, 2026, 07:30 AM UTC
We are aware that some customers on MAT sites are encountering an error message on their Arbor site. We sincerely apologise for the disruption this is causing. Our engineering team are currently working on a fix to resolve the issue. We will post our next update as soon as we have more information.
- investigating Sep 18, 2026, 08:20 AM UTC
We’re continuing to investigate the error messages that users are encountering on MAT sites. We’re very sorry for any disruption caused and are working on this as an urgent priority.
- resolved Sep 18, 2026, 09:34 AM UTC
The error messages affecting Arbor MAT MIS sites today have now been resolved. We sincerely apologise again for the disruption this caused to your day, and thank you for your patience while our teams worked on a fix.
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