> ui_FpStartComboBox.DataSource = Common.FpFolders; //Common.FpFolders is an existing DataTable > ui_FpStartComboBox.DisplayMember = "FpFolders"; > ui_FpStartComboBox.ValueMember = "FpFolders"; > > ui_FpStopComboBox.DataSource = Common.FpFolders; > ui_FpStopComboBox.DisplayMember = "FpFolders"; > ui_FpStopComboBox.ValueMember = "FpFolders"; >>The problem is when you select a value in one combo the value of both combos changes to the selected value. This is true when using the mouse or the arrow keys. There are no events registered and I have deleted and recreated the combos with new names. Any combos on the page using the datasource display the same item.