title: Index i is either negative or above row count in BindingSource c#
body: <p>When i Invoke the Event , it throws an error like  Index (int)i either negative or above row count. </p>
  
  <p>What can i do.. . 
  <code>public void UserDeletingEvent (object sender, EventArg e)
  {
      BindingSource.RemoveAt(e.row.index);
  }</code></p>