troubles with Google.AdWords.Examples.CSharp.OAuth

I've selected default.aspx as a start page,then i enter client ID and press "Get campaings" and always receive Failed to get campaigns. Exception says "OAuth provider cannot be null when selecting Authorization method as "OAuth"." What am i doing wrong? I have refresh token,oauth client id,se

{"[QuotaCheckError.ACCOUNT_INACTIVE @ ; trigger:'']"}

I have this problem when trying to connect to test account MCC id : 277-241-0934 adwords id 423-841-7887 And i have entered not valid billing information and cound't change it now. What i have to do? Regards,Taras -- -- =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ Also find us on our blog