I'm using Storm 0.8.1 to read incoming messages off an Amazon SQS queue and am getting consistent exceptions when doing so:
2013-12-02 02:21:38 executor [ERROR]
java.lang.RuntimeException: com.amazonaws.AmazonClientException: Unable to unmarshall response (ParseError at [row,col]:[1,1]
Message: JAXP00010001: The parser has encountered more than "64000" entity expansions in this document; this is the limit imposed by the JDK.)
at REDACTED.spouts.SqsQueueSpout.handleNextTuple(SqsQueueSpout.java:219)
at REDACTED.spouts.SqsQueueSpout.nextTuple(SqsQueueSpout.java:88)
at backtype.storm.daemon.executor$fn__3976$fn__4017$fn__4018.invoke(executor.clj:447)
at backtype.storm.util$async_loop$fn__465.invoke(util.clj:377)
at clojure.lang.AFn.run(AFn.java:24)
at java.lang.Thread.run(Thread.java:701)
Caused by: com.amazonaws.AmazonClientException: Unable to unmarshall response (ParseError at [row,col]:[1,1]
Message: JAXP00010001: The parser has encountered more than "64000" entity expansions in this document; this is the limit imposed by the JDK.)
at com.amazonaws.http.AmazonHttpClient.handleResponse(AmazonHttpClient.java:524)
at com.amazonaws.http.AmazonHttpClient.executeHelper(AmazonHttpClient.java:298)
at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:167)
at com.amazonaws.services.sqs.AmazonSQSClient.invoke(AmazonSQSClient.java:812)
at com.amazonaws.services.sqs.AmazonSQSClient.receiveMessage(AmazonSQSClient.java:575)
at REDACTED.spouts.SqsQueueSpout.handleNextTuple(SqsQueueSpout.java:191)
... 5 more
Caused by: javax.xml.stream.XMLStreamException: ParseError at [row,col]:[1,1]
Message: JAXP00010001: The parser has encountered more than "64000" entity expansions in this document; this is the limit imposed by the JDK.
at com.sun.org.apache.xerces.internal.impl.XMLStreamReaderImpl.setInputSource(XMLStreamReaderImpl.java:219)
at com.sun.org.apache.xerces.internal.impl.XMLStreamReaderImpl.<init>(XMLStreamReaderImpl.java:189)
at com.sun.xml.internal.stream.XMLInputFactoryImpl.getXMLStreamReaderImpl(XMLInputFactoryImpl.java:277)
at com.sun.xml.internal.stream.XMLInputFactoryImpl.createXMLStreamReader(XMLInputFactoryImpl.java:129)
at com.sun.xml.internal.stream.XMLInputFactoryImpl.createXMLEventReader(XMLInputFactoryImpl.java:78)
at com.amazonaws.http.StaxResponseHandler.handle(StaxResponseHandler.java:85)
at com.amazonaws.http.StaxResponseHandler.handle(StaxResponseHandler.java:41)
at com.amazonaws.http.AmazonHttpClient.handleResponse(AmazonHttpClient.java:503)
... 10 more
I've debugged the data on the queue and everything looks good. I can't figure out why the API's XML response would be causing these problems. Any ideas?