Remove Group Member

IWFAdminService svc = GetAdminService();
string roleName = ...// for examples, "Engineers"
string userName = ...// for example, @"VIT\ct-002"

try
	{
    svc.RemoveGroupMember(roleName, userName);
	}

catch (Exception ex)
	{
    Console.WriteLine("Failed! " + ShUtil.GetSoapMessage(ex));
	}