k">IllegalStateException</a></code> - <ul>
        <li>If the <code>address</code>, <code>serviceName</code> and
            <code>portName</code> are all <code>null</code>.
        <li>If the <code>serviceName</code> service is <code>null</code> and the
            <code>portName</code> is NOT <code>null</code>.
        <li>If the <code>address</code> property is <code>null</code> and
            the <code>serviceName</code> and <code>portName</code> do not
            specify a valid endpoint published by