how to bind data to gridview in windowsApplication C# -

i have below code in button. clicking button , retrieve data sql server , display in gridview. can retrieve , filled in dt.but data not shown in grid view, theproblem? please crack me out.

       private void gvipretrieve_click(object sender, eventargs e)         {         connstring();         conn.open();         using (sqlcommand cmd = new sqlcommand("gvretrieve_ip", conn))             {                 cmd.commandtype = commandtype.storedprocedure ;                 using (sqldataadapter sda = new sqldataadapter(cmd))                 {                     using (datatable dt = new datatable())                     {                         sda.fill(dt);                         datagridview2.datasource = dt;                     }                 }             }           } 

make sure there no gridview in windows application.there control show data in form of rows , columns i,e datagridview.here best useful link binding data sql server database through datatable