SOAP Client 3.12 problem

got wsdl file via http://localhost:8080/rpc/soap/jirasoapservice-v2?wsdl, used axis 1.4 WSDL2Java to generate
java classes, compiled client. login, logout, getprojects ... works, but can not create an issue:

Running : JIRA SOAP client sample
SOAP Session service endpoint at http://localhost:8080/rpc/soap/jirasoapservice-v2

Running : Login
Connnecting via SOAP as : admin
Connected
________________________________________________________________
Login took 312 ms to run

Running : CreateIssue
________________________________________________________________
CreateIssue took 79 ms to run
________________________________________________________________
JIRA SOAP client sample took 969 ms to run
Exception in thread "main" com.atlassian.jira.rpc.exception.RemoteValidationException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at java.lang.Class.newInstance0(Class.java:355)
at java.lang.Class.newInstance(Class.java:308)
at org.apache.axis.encoding.ser.BeanDeserializer.<init>(BeanDeserializer.java:104)
at org.apache.axis.encoding.ser.BeanDeserializerFactory.getGeneralPurpose(BeanDeserializerFactory.java:89)
at org.apache.axis.encoding.ser.BaseDeserializerFactory.getDeserializerAs(BaseDeserializerFactory.java:89)
at org.apache.axis.encoding.DeserializationContext.getDeserializer(DeserializationContext.java:464)
at org.apache.axis.encoding.DeserializationContext.getDeserializerForType(DeserializationContext.java:547)
at org.apache.axis.message.SOAPFaultDetailsBuilder.onStartChild(SOAPFaultDetailsBuilder.java:157)
at org.apache.axis.encoding.DeserializationContext.startElement(DeserializationContext.java:1035)
at org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown Source)
at org.apache.xerces.parsers.AbstractXMLDocumentParser.emptyElement(Unknown Source)
at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at javax.xml.parsers.SAXParser.parse(SAXParser.java:395)
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 localhost.rpc.soap.jirasoapservice_v2.JirasoapserviceV2SoapBindingStub.createIssue(JirasoapserviceV2SoapBindingStub.java:3523)
at jirasoapclientv2.Driver.testCreateIssue(Driver.java:313)
at jirasoapclientv2.Driver.main(Driver.java:99)
Java Result: 1
BUILD SUCCESSFUL (total time: 2 seconds)

any ideas ???

thanx