Hi.
I have noticed issues trying to use One Note on my Windows Phone 8.1.
When I open our work Office 365 One Note Notebook (hosted on an Office 365 SharePoint site), I get this error:
"We couldn't find any sections"
I think the cause is that we have all our content grouped into section groups. At the top level there are no sections, just section groups. However, to test this theory, I created a test section at the top level, but I still get the same error. For reference, it all works fine in One Note desktop and through th