Config error

BaseX 9.3.1 [HTTP Server]
[main] INFO org.eclipse.jetty.util.log - Logging initialized @259ms to
org.eclipse.jetty.util.log.Slf4jLog
[main] WARN org.eclipse.jetty.xml.XmlConfiguration - Config error at <Call
name="addConnector"><Arg>
      <New class="org.eclipse.jetty.server.nio.SelectChannelConnector"><Set
name="host"><SystemProperty name="org.basex.serverhost"
default="0.0.0.0"/></Set><Set name="port"><SystemProperty
name="org.basex.serverport" default="8984"/></Set><Set
name="maxIdleTime">60000</Set><Set name="reuseAddress">true</Set><Set
name="Acceptors">2</Set></New>
    </Arg></Call>
org.eclipse.jetty.server.nio.SelectChannelConnector