I am testing the jira plugin and it succesfully authenticate with Jira. I have
then this error:

Recording test results
Updating PRJ-69
FATAL: failed
AxisFault
faultCode:

{http://schemas.xmlsoap.org/soap/envelope/}

Server.userException
faultSubcode:
faultString: org.xml.sax.SAXException: Invalid element in
com.atlassian.jira.rpc.soap.beans.RemoteComment - author
faultActor:
faultNode:
faultDetail:
{}faultData:<exception xmlns:ns2="http://lang.java" xsi:nil="true"
xsi:type="ns2:Exception"/><message xsi:type="xsd:string">Invalid element in
com.atlassian.jira.rpc.soap.beans.RemoteComment - author</message>

{http://xml.apache.org/axis/}

hostname:server

org.xml.sax.SAXException: Invalid element in
com.atlassian.jira.rpc.soap.beans.RemoteComment - author
at org.apache.axis.message.SOAPFaultBuilder.createFault(SOAPFaultBuilder.java:222)
at org.apache.axis.message.SOAPFaultBuilder.endElement(SOAPFaultBuilder.java:129)
at
org.apache.axis.encoding.DeserializationContext.endElement(DeserializationContext.java:1087)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(AbstractSAXParser.java:633)
at
com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanEndElement(XMLNSDocumentScannerImpl.java:719)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1685)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:368)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:834)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:148)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1242)
at javax.xml.parsers.SAXParser.parse(SAXParser.java:375)
at
org.apache.axis.encoding.DeserializationContext.parse(DeserializationContext.java:227)
at org.apache.axis.SOAPPart.getAsSOAPEnvelope(SOAPPart.java:696)
at org.apache.axis.Message.getSOAPEnvelope(Message.java:435)
at
org.apache.axis.handlers.soap.MustUnderstandChecker.invoke(MustUnderstandChecker.java:62)
at org.apache.axis.client.AxisClient.invoke(AxisClient.java:206)
at org.apache.axis.client.Call.invokeEngine(Call.java:2784)
at org.apache.axis.client.Call.invoke(Call.java:2767)
at org.apache.axis.client.Call.invoke(Call.java:2443)
at org.apache.axis.client.Call.invoke(Call.java:2366)
at org.apache.axis.client.Call.invoke(Call.java:1812)
at
hudson.plugins.jira.soap.JirasoapserviceV2SoapBindingStub.addComment(JirasoapserviceV2SoapBindingStub.java:3773)
at hudson.plugins.jira.JiraSession.addComment(JiraSession.java:39)
at hudson.plugins.jira.JiraIssueUpdater.perform(JiraIssueUpdater.java:77)
at hudson.model.Build$RunnerImpl.post(Build.java:135)
at hudson.model.Run.run(Run.java:557)
at hudson.model.Build.run(Build.java:99)
at hudson.model.Executor.run(Executor.java:61)