[wsas-java-dev] [jira] Updated: (WSAS-194) Error occurred in the System Statistics page after the page being refreshed several times

Evanthika Amarasiri (JIRA) jira at wso2.org
Sun Jan 21 21:25:20 PST 2007 

     [ http://www.wso2.org/jira/browse/WSAS-194?page=all ]

Evanthika Amarasiri updated WSAS-194:
-------------------------------------

    Description: 
Below are the steps followed to produce the error

1. Login to the Management Console
2. Go to "Statistics"
3. Let the page refresh for some time.
4. Then it displays an error message "com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog at [row,col {unknown-source}]: [1,0]" on the Management Console while the following exception is thrown on the console as below

===============================================================================================
ERROR [2007-01-22 10:50:50,234]  Unable to handle request
org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]; nested exception is:
        org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]; nested exception is:
        org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]; nested exception is:
        org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
        at org.wso2.wsas.admin.service.util.ServerStatus.update(ServerStatus.java:79)
        at org.wso2.wsas.admin.service.ServerAdmin.getStatus(ServerAdmin.java:43)
        at sun.reflect.GeneratedMethodAccessor107.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.axis2.rpc.receivers.RPCMessageReceiver.invokeBusinessLogic(RPCMessageReceiver.java:95)
        at org.apache.axis2.receivers.AbstractInOutSyncMessageReceiver.receive(AbstractInOutSyncMessageReceiver.java:39)
        at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:497)
        at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:328)
        at org.apache.axis2.transport.http.util.SOAPUtil.processPostRequest(SOAPUtil.java:62)
        at org.wso2.wsas.transport.jetty.Axis2SOAPHandler.processPostRequest(Axis2SOAPHandler.java:43)
        at org.wso2.wsas.transport.jetty.Axis2Handler.handle(Axis2Handler.java:159)
        at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:627)
        at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:149)
        at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:123)
        at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:141)
        at org.mortbay.jetty.Server.handle(Server.java:269)
        at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:430)
        at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:701)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:617)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:193)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:339)
        at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:208)
        at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:475)
Caused by: org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]; nested exception is:
        org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
        at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:126)
        at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:67)
        at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:252)
        at org.apache.axis2.description.OutInAxisOperationClient.execute(OutInAxisOperation.java:202)
        at org.wso2.statistics.service.StatisticsStub.getSystemFaultCount(StatisticsStub.java:660)
        at org.wso2.wsas.admin.service.StatisticsClient.getSystemFaultCount(StatisticsClient.java:50)
        at org.wso2.wsas.admin.service.util.ServerStatus.update(ServerStatus.java:74)
        ... 23 more
Caused by: org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
        at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:199)
        at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.getSOAPEnvelope(StAXSOAPModelBuilder.java:158)
        at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.identifySOAPVersion(StAXSOAPModelBuilder.java:132)
        at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.<init>(StAXSOAPModelBuilder.java:107)
        at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:120)
        ... 29 more
Caused by: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
        at com.ctc.wstx.sr.StreamScanner.throwUnexpectedEOF(StreamScanner.java:661)
        at com.ctc.wstx.sr.BasicStreamReader.handleEOF(BasicStreamReader.java:2031)
        at com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:1937)
        at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1064)
        at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:116)
        ... 33 more

  was:
Below are the steps followed to produce the error

1. Login to the Management Console
2. Go to "Statistics"
3. Let the page refresh for some time.
4. Then it displays an error message "com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog at [row,col {unknown-source}]: [1,0]" on the Management Console while the following exception is thrown on the console as below

===============================================================================================
ERROR [2007-01-19 16:52:45,703]  org.apache.axis2.AxisFault: null; nested exception is:
        com.ctc.wstx.exc.WstxIOException: null
ERROR [2007-01-19 16:52:45,703]  null; nested exception is:
        com.ctc.wstx.exc.WstxIOException: null
org.apache.axis2.AxisFault: null; nested exception is:
        com.ctc.wstx.exc.WstxIOException: null
        at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:221)
        at org.apache.axis2.engine.AxisEngine.sendFault(AxisEngine.java:714)
        at org.wso2.wsas.transport.jetty.Axis2Handler.handle(Axis2Handler.java:218)
        at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:627)
        at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:149)
        at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:123)
        at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:141)
        at org.mortbay.jetty.Server.handle(Server.java:269)
        at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:430)
        at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:701)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:617)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:193)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:339)
        at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:208)
        at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:475)
Caused by: com.ctc.wstx.exc.WstxIOException: null
        at com.ctc.wstx.sw.BaseStreamWriter.flush(BaseStreamWriter.java:288)
        at org.apache.axiom.om.impl.MTOMXMLStreamWriter.flush(MTOMXMLStreamWriter.java:115)
        at org.apache.axiom.om.impl.llom.OMNodeImpl.serializeAndConsume(OMNodeImpl.java:418)
        at org.apache.axis2.transport.http.CommonsHTTPTransportSender.sendUsingOutputStream(CommonsHTTPTransportSender.java:276
        at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:208)
        ... 14 more
Caused by: org.mortbay.jetty.EofException
        at org.mortbay.jetty.HttpGenerator.flushBuffers(HttpGenerator.java:856)
        at org.mortbay.jetty.HttpGenerator.addContent(HttpGenerator.java:338)
        at org.mortbay.jetty.HttpGenerator$Output.write(HttpGenerator.java:1142)
        at org.mortbay.jetty.HttpGenerator$Output.write(HttpGenerator.java:1086)
        at com.ctc.wstx.io.UTF8Writer.write(UTF8Writer.java:132)
        at com.ctc.wstx.sw.BufferingXmlWriter.flushBuffer(BufferingXmlWriter.java:807)
        at com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:183)
        at com.ctc.wstx.sw.BaseStreamWriter.flush(BaseStreamWriter.java:286)
        ... 18 more


The previous exception given in the issue was incorrect. Updated with the correct exception

> Error occurred in the System Statistics page after the page being refreshed several times
> -----------------------------------------------------------------------------------------
>
>                 Key: WSAS-194
>                 URL: http://www.wso2.org/jira/browse/WSAS-194
>             Project: WSO2 WSAS-Java
>          Issue Type: Bug
>          Components: MgtConsole-UI
>    Affects Versions: Nightly
>         Environment: Windows XP, JDK 1.4.2_13, Firefox version 1.5.0.8
>            Reporter: Evanthika Amarasiri
>         Assigned To: Afkham Azeez
>         Attachments: Error 1.JPG
>
>
> Below are the steps followed to produce the error
> 1. Login to the Management Console
> 2. Go to "Statistics"
> 3. Let the page refresh for some time.
> 4. Then it displays an error message "com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog at [row,col {unknown-source}]: [1,0]" on the Management Console while the following exception is thrown on the console as below
> ===============================================================================================
> ERROR [2007-01-22 10:50:50,234]  Unable to handle request
> org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]; nested exception is:
>         org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]; nested exception is:
>         org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]; nested exception is:
>         org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]
>         at org.wso2.wsas.admin.service.util.ServerStatus.update(ServerStatus.java:79)
>         at org.wso2.wsas.admin.service.ServerAdmin.getStatus(ServerAdmin.java:43)
>         at sun.reflect.GeneratedMethodAccessor107.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:585)
>         at org.apache.axis2.rpc.receivers.RPCMessageReceiver.invokeBusinessLogic(RPCMessageReceiver.java:95)
>         at org.apache.axis2.receivers.AbstractInOutSyncMessageReceiver.receive(AbstractInOutSyncMessageReceiver.java:39)
>         at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:497)
>         at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:328)
>         at org.apache.axis2.transport.http.util.SOAPUtil.processPostRequest(SOAPUtil.java:62)
>         at org.wso2.wsas.transport.jetty.Axis2SOAPHandler.processPostRequest(Axis2SOAPHandler.java:43)
>         at org.wso2.wsas.transport.jetty.Axis2Handler.handle(Axis2Handler.java:159)
>         at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:627)
>         at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:149)
>         at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:123)
>         at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:141)
>         at org.mortbay.jetty.Server.handle(Server.java:269)
>         at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:430)
>         at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:701)
>         at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:617)
>         at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:193)
>         at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:339)
>         at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:208)
>         at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:475)
> Caused by: org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]; nested exception is:
>         org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]
>         at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:126)
>         at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:67)
>         at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:252)
>         at org.apache.axis2.description.OutInAxisOperationClient.execute(OutInAxisOperation.java:202)
>         at org.wso2.statistics.service.StatisticsStub.getSystemFaultCount(StatisticsStub.java:660)
>         at org.wso2.wsas.admin.service.StatisticsClient.getSystemFaultCount(StatisticsClient.java:50)
>         at org.wso2.wsas.admin.service.util.ServerStatus.update(ServerStatus.java:74)
>         ... 23 more
> Caused by: org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]
>         at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:199)
>         at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.getSOAPEnvelope(StAXSOAPModelBuilder.java:158)
>         at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.identifySOAPVersion(StAXSOAPModelBuilder.java:132)
>         at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.<init>(StAXSOAPModelBuilder.java:107)
>         at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:120)
>         ... 29 more
> Caused by: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col {unknown-source}]: [1,0]
>         at com.ctc.wstx.sr.StreamScanner.throwUnexpectedEOF(StreamScanner.java:661)
>         at com.ctc.wstx.sr.BasicStreamReader.handleEOF(BasicStreamReader.java:2031)
>         at com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:1937)
>         at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1064)
>         at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:116)
>         ... 33 more

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