Rebel RT

i have a solution for your problem i faced it but i solve it. first of all go to start menu then type mmc then go to File menu then select add/remove snap-in then select certificate click on add button then slect my user account then press ok then you will find certificate current user option double click on it then go to personal then you will find adobe certificate then select all item and delete it then close the window a dialoge box will come select no then it will solve

same issue occurring with me