Facebook 'like button' return X-Frame-Options Deny
问题 I'm trying to put a facebook 'like button' on each post of a blog. The code was pasted correctly, but i'm getting this error: Refused to display 'https://www.facebook.com/undefined/plugins/like.php?action=recommend&app_id…%2F&layout=button_count&locale=pt_BR&sdk=joey&share=false&show_faces=false' in a frame because it set 'X-Frame-Options' to 'DENY'. There is a 'undefined' after facebook.com/, and i don't know why. Any idea how to solve this issue? 回答1: This is unfortunately a bug in how the