Facebook debugger reports “Circular redirect path detected” (301) on certain website
问题 Why isn't the Facebook debugger able to parse http://www.brandenburg-business-guide.de/ ? It reports 301 Circular redirect path detected . However, there is actually no redirection in place. Also apache's access.log reports no retrievals by facebook. See https://developers.facebook.com/tools/debug/og/object?q=http%3A%2F%2Fwww.brandenburg-business-guide.de%2F and hit Debug button. 回答1: The page does not contain any OpenGraph meta tags. Check out the documentation. Facebook scraper expects the