Report subscription ...help !

I am facing problem today with subscription..it was working fine...but it stopped working today after I tried to make some changes in config file.. ..after I corrected again...its still not working.Here is my problem...I create subsctiptoon for file share ..I enter all required info in page and then click on OK button. but instead of showing my subscription list, it shows this error "The SQL Agent service is not running. This operation requires the SQL Agent service. (rsSchedulerNotResponding) Get Online Help " I have checked agent service hundred times in last few hours, its started ...I restarted it again ..I restarted Report Server service too...but its of no use..I am getting the same error again and again... Its quite critical issue for me ...so help me if u have any idea... Thanks !prashant

restart your SQL Agent service and then is should work