"Unscheduled MaintenancePosted by Status Desk on September 18th, 2015 at 10:56 am PDT
[Posted 10:54 AM PDT, 18 September 2015] We are performing unscheduled maintenance. While the maintenance is in progress, some residents may experience login issues and residents in-world may be logged off or experience degraded performance. Additionally, during this time Group Chat may fail. Please check back here for updates.
http://status.secondlifegrid.net/
That's what it says, however i've tried one of my test noobs and they can log on just fine.
I hope it will be okay in an hour or so?