404. That’s an error.

The requested URL /bookmarks/mark?op=add&hl=de&bkmk=http%3A%2F%2Ffriedrichstrasse.de%2Fberlin%2Fberlin_mitte_com%2F&title=berlin-mitte.com+Berlin+www.friedrichstrasse.de&annotation=&labels= was not found on this server. That’s all we know.