public void CheckAdapterA(string[] newtablenames) { ClearAdapterManager(); if (newtablenames == null || newtablenames.Length == 0) { tableNames = new string[1] { null }; adapters = new object[1] { null }; return; } List <string> newnames = new List <string>(); int i, k = newtablenames.Length; if (k > 20) { k = 20; } for (i = 0; i < newtablenames.Length; i++) { var s = newtablenames[i]; if (string.IsNullOrEmpty(s)) { continue; } if (newnames.Contains(s)) { continue; } newnames.Add(s); } newnames.Add(null); tableNames = newnames.ToArray(); adapters = new object[newnames.Count]; if (tableAdapterManager == null) { return; } DataSetHelper dh = KlonsDataModule.St.GetDataSetHelper(MyDataSet); if (dh == null) { return; } for (i = 0; i < tableNames.Length; i++) { var s = tableNames[i]; if (s == null) { continue; } if (!this.DesignMode) { var ad = dh.GetDataAdapter(s); adapters[i] = ad; SetAdapterInManager(GetAdapterClassName(s), ad); if (ad == null) { MessageBox.Show("Table adapter not found for: " + s, "", MessageBoxButtons.OK, MessageBoxIcon.Error); } } } }