System.Data.MergeFailedEventHandler public sealed delegate MergeFailedEventHandler : MulticastDelegate Documentation public MergeFailedEventHandler(object object, IntPtr method) public virtual IAsyncResult BeginInvoke(object sender, MergeFailedEventArgs e, AsyncCallback callback, object object) public virtual void EndInvoke(IAsyncResult result) public virtual void Invoke(object sender, MergeFailedEventArgs e)