From some time, facebook apps not working whit non ssl sites. It should not work from last year, but worked still. But few days ago, all aplications on non ssl sites are down.
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.