condonation for late itr v at cpc

i filled return before due date and itr v sent to cpc by post after that i received message that my itr v not received by cpc. i posted again but due to unknown reason there was no update received till verification date is over than i filled revised return and sent to cpc it was received and processed demand generated for late filling. is it possible to file condonation request for original itr and rectification for reprocessing to remove demand arrised due to my revised return counted as filled after due date.