c# - Why DataBinding doesn't work on second time around? -


my code below search record in excel based on textbox text , bind datagrid. if tried searching same value , bind again got error " databinding cannot find row in list suitable bindings." idea how reset binding ? tries formattingenables set true didn't work. thank you

oledbconnection connexcel = new oledbconnection(_econnect);         cmdexcel.connection = connexcel;          connexcel.open();         datatable dt;         dataset ds = new dataset();         dt = connexcel.getoledbschematable(oledbschemaguid.tables, null);         oledbdataadapter da = new oledbdataadapter();         string sheetname = "badgeid$";         cmdexcel.commandtext = "select id, name, dept [" + sheetname + "] id in (" + sss +")";         da.selectcommand = cmdexcel;         da.fill(ds);         connexcel.close();         bsdata .datasource = ds.tables [0]; //error here        invoke(new methodinvoker(() => textbox1.databindings.add("text", bsdata, "name")));        invoke(new methodinvoker(() => textbox2.databindings.add("text", bsdata, "dept")));

call databindings.clear() each of textbox


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