Respondent in divorce case denying to appear in court. What to do?

dear Sir , i was file a divorce file in section 13 of hma which was converted in the 13b after 3 year after settlement but this file was rejected by the court and pass an order that file new case in section 13b hma . So we have appeal in the high court which is accepted so court give the date 22 April 2015 to apper in the court after issue summon but post and dasti to respondent but the respondent deny to accept the summon and not go in the court on 22 apri after that court says we will send again sommon and will fix a date within one week but still no any date showing in court.What should i do?