Hi i have to developed one expandable listview. please refer below link and give me solution...http://stackoverflow.com/questions/12034569/creating-layout-for-expandablelistview Here two groups are listed. here if i have to run the program means it is worked successfully...but i have faced one problem... The problem is if i have to click first group means the first group childrens all are displayed and also displayed spaces for second group childrens.... Same problem is occurred second group also.if i have to click second group means displayed spaces for first group children afterthat displayed second group childrens...why this error is came here.please refer my code and give me solutions.please refer my screenshot that time you are clearly understood my question.