Wurdearring: 1 fan de 5 stjerren

I just installed this and restarted Thunderbird (using 3.1.18). No folders appear in the folders pane, even after I click Refresh Folder Pane. No accounts show in the pane under the Sort Accounts tab either. I can't seem to get it to work no matter what. My fault?

Dizze beoardieling giet oer in eardere ferzje fan de add-on (1.1).