I am going crazy because of this problem ... Become and you get a lot for no reason ...
I have this problem since several months have been circumvented by deleting www .... Noted after several days of normal operation of the website ... But in recent days has become a continuously and, more disturbingly ... when I add new node or edit node ... I normally logged I can add the node and after that I have to log-in again
I have had this problem and prevented me from entering the admin panel until I updated to latest version 6.22 but still happened to me