They must be doing work on the servers, or having issues.
I've been getting errors in my email from FollowThatPage today;
There was an error reading
https://api.kobobooks.com/1.0/Upgrad.../N905xxxxxxxxx.
The HTTP response was: 500 Internal Server Error .
The previous HTTP code was: 503.
FollowThatPage will continue to check the page, and will inform you when the status changes again. To unsubscribe or change your settings, see below.
------------------- End of page report -----------------------
There was an error reading
https://api.kobobooks.com/1.0/Upgrad.../N905xxxxxxxxx.
The HTTP response was: 503 Service Unavailable .
The previous HTTP code was: 200.
FollowThatPage will continue to check the page, and will inform you when the status changes again. To unsubscribe or change your settings, see below.
------------------- End of page report -----------------------
There was an error reading
https://api.kobobooks.com/1.0/Upgrad.../N709xxxxxxxxx.
The HTTP response was: 500 Internal Server Error .
The previous HTTP code was: 503.
FollowThatPage will continue to check the page, and will inform you when the status changes again. To unsubscribe or change your settings, see below.
------------------- End of page report -----------------------
There was an error reading
https://api.kobobooks.com/1.0/Upgrad.../N709xxxxxxxxx.
The HTTP response was: 503 Service Unavailable .
The previous HTTP code was: 200.
FollowThatPage will continue to check the page, and will inform you when the status changes again. To unsubscribe or change your settings, see below.
------------------- End of page report -----------------------