Email campaign executed but I dont see any send requests in sost transaction

Hi Guys,

I am trying to execute an email campaign.Campaign is executed,In segments assignment block i can see that Job status is Job ended without errors.

and execution log is successful,but I dont see any send requests(waiting/sent/error) in sost transaction.But when am test sending a personalized mail form(email form) am able to send mail form successfully.Can anyone guide me where can i be wrong and how to resolve it?

Regards

Jaya