c# visual studio wsdl

My Form1 Codes:

WorkflowPortTypeClient dene = new WorkflowPortTypeClient();

dene.ClientCredentials.UserName.UserName = "myUserName";
dene.ClientCredentials.UserName.Password = "myPassword";
dene.Open();
MessageBox.Show( dene.State.ToString());

newWorkflowRequest client = new newWorkflowRequest();
client.ProcessID = txtProcessID.Text;
client.UserID = txtKullaniciID.Text;
client.WorkflowTitle = txtWorkflowBaslik.Text;

dene.executeActivity("BKF", "User1661610139276","1","myUserName",out codes,out details);

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