Comment 2 for bug 772015

Steps to reproduce:

1) login to facebook.com with a browser
2) Go to https://www.facebook.com/settings/?tab=applications and remove "Gwibber"
3) open the gwibber-accounts dialog and remove your facebook account from gwibber if it was already created
4) Add your facebook account to gwibber again, after entering the password it will list permissions being added for gwibber
5) These permissions should include at least "Posting to wall" and "Access posts in my News Feed"