Doesn't work, "You aren't logged in or the authentication data cannot be retrieved" shows up and since Facebook has removed an option to switch back to Classic View, I think it can't be solved.

penis

Doesn´t working. I change facebook to old version, but stil doesn´t work. There is log:
[--- AuthTokens ---]
[MSG] [XHR] [Status] [URL] 200 https://www.facebook.com
[MSG] [ID] Index of substring: -1
[MSG] [ID] Length: -1
[MSG] [Token] Index of substring: -1
[MSG] [Token] Number of childrens of div.hidden_elem: 0
[WAR] [Token] Substring cannot be found in any div.hidden_elem
[ERR] fb_dtsg is undefined @ getAuthTokens@moz-extension://72465173-068d-4069-b66a-011140a9a6bc/js/app/loader.js:136:13

not working

It doesn't work for me.

It doesn't work for me, and I can't download the new version. Why I can't download the new version?

not working

Doesn't work at all... changed fb view.. not working

not working that sent me an alert that i`m not log in

It's returning this error: You aren't logged in or the authentication data cannot be retrieved." I refreshed the page, restarted Firefox but nothing works!