Magento Connect Manager not working - Fatal Error

[steffen-wirth]

Fatal error: Call to a member function getSessionId() on null in F:\xampp\htdocs\c2\fliesensale\htdocs\app\code\community\Sheep\Debug\Model\RequestInfo.php on line 505

seems that $this->action is null on this page

[madalinoprea]

Hi @steffen-wirth,

I cannot reproduce this exception. What actions are you doing on Magento Connect Manager? What is the request path when you get this fatal error?

Action doesn't seem to be null in my case: