My Zoho Assist Unattended Client is asking for Session ID when I try to connect to it

This computer is definitely running in unattended mode. I have been using it in that mode for over a year but suddenly Zoho needs a remote support Session ID when I try to connect. I rebooted the client computer and it's still asking for it.

Thanks!

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Release Notes: Version 1.91, February 2015
Unattended Access (Beta) is live! Unattended Access, a feature requested by a lot of our customers is live now. Currently, it's in beta. You can add up to 100 computers per Technician subscription. They can also be accessed by your organization members. My Computers list in Zoho Assist home page will always display the online status of your unattended computers. You can rename the computers whenever you wish. Currently, Unattended Access can be configured only for Windows computers. Nevertheless,