Queue.Administrator.EditClientForm.passwordButton_Click C# (CSharp) Method

        private async void passwordButton_Click(object sender, EventArgs e)
        {
            using (var f = new PasswordForm())
            {
                if (f.ShowDialog() == DialogResult.OK)
                {
                    using (var channel = ChannelManager.CreateChannel())
                    {
                        try
                        {
                            passwordButton.Enabled = false;

                            await taskPool.AddTask(channel.Service.ChangeClientPassword(client.Id, f.Password));
                        }
                        catch (OperationCanceledException) { }
                        catch (CommunicationObjectAbortedException) { }
                        catch (ObjectDisposedException) { }
                        catch (InvalidOperationException) { }
                        catch (FaultException exception)
                        {
                            UIHelper.Warning(exception.Reason.ToString());
                        }
                        catch (Exception exception)
                        {
                            UIHelper.Warning(exception.Message);
                        }
                        finally
                        {
                            passwordButton.Enabled = true;
                        }
                    }
                }
            }
        }