retrieve Valuemember's variable

DataSet dsSugg = new DataSet(); dsSugg=lc.ListSuggestions(); lstFeedbackTitle.DataSource=dsSugg.Tables[0]; lstFeedbackTitle.DisplayMember="SuggSubject"; lstFeedbackTitle.ValueMember="SuggUserID"; textBox1.Text=lstFeedbackTitle.ValueMember; when i click on the list, textbox1 shows SuggUserID not in id form. i don't know why. please someone help me.