Unable to update comment on worklog using SOAP.

public class WorklogTest
{
    public static void main(String[] args) throws Exception
    {
        URL url = new URL("http://localhost:8080/rpc/soap/jirasoapservice-v2");

        JiraSoapServiceServiceLocator jiraSoapServiceGetter = new JiraSoapServiceServiceLocator();
        JiraSoapService jiraSoapService = jiraSoapServiceGetter.getJirasoapserviceV2(url);

        String token = jiraSoapService.login("admin", "admin");

        RemoteWorklog[] logs = jiraSoapService.getWorklogs(token, "ONE-1");
        if (logs.length > 0)
        {
        
            logs[0].setComment("Qwerty");
            jiraSoapService.updateWorklogAndAutoAdjustRemainingEstimate(token, logs[0]);
        }
    }
}

Exception in thread "main" AxisFault
 faultCode: {http://schemas.xmlsoap.org/soap/envelope/}Server.userException
 faultSubcode: 
 faultString: com.atlassian.jira.rpc.exception.RemoteValidationException: Errors: {timeLogged=Invalid time duration entered.}
Error Messages: []
 faultActor: 
 faultNode: 
 faultDetail: 
	{}com.atlassian.jira.rpc.exception.RemoteValidationException:null
	{http://xml.apache.org/axis/}hostname:honey2.sydney.atlassian.com

com.atlassian.jira.rpc.exception.RemoteValidationException: Errors: {timeLogged=Invalid time duration entered.}
Error Messages: []
	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:494)
	at java.lang.Class.newInstance0(Class.java:350)
	at java.lang.Class.newInstance(Class.java:303)
	at org.apache.axis.encoding.ser.BeanDeserializer.<init>(BeanDeserializer.java:104)
	at org.apache.axis.encoding.ser.BeanDeserializer.<init>(BeanDeserializer.java:90)
	at com.atlassian.jira.rpc.exception.RemoteValidationException.getDeserializer(RemoteValidationException.java:75)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:585)
	at org.apache.axis.encoding.ser.BaseDeserializerFactory.getSpecialized(BaseDeserializerFactory.java:154)
	at org.apache.axis.encoding.ser.BaseDeserializerFactory.getDeserializerAs(BaseDeserializerFactory.java:84)
	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 com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:533)
	at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:220)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:322)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1693)
	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 _soapclient.JirasoapserviceV2SoapBindingStub.updateWorklogAndAutoAdjustRemainingEstimate(JirasoapserviceV2SoapBindingStub.java:5920)
	at com.atlassian.jira_soapclient.WorklogTest.main(WorklogTest.java:33)