Client reporting error on EMA-based realtime retrieval

Connecting to production Reuters server today we got below error.  Can you explain what this error means and how to resolve it. 

Caused by: Exception Type='OmmInvalidUsageException', Text='ReqMsgImpl.checkBatchView() failed to decode ElementEntry. Internal error INCOMPLETE_DATA', Error Code='-26'

        at com.thomsonreuters.ema.access.MsgImpl.ommIUExcept(MsgImpl.java:404)

        at com.thomsonreuters.ema.access.ReqMsgImpl.checkBatchView(ReqMsgImpl.java:888)

        at com.thomsonreuters.ema.access.ReqMsgImpl.payload(ReqMsgImpl.java:650)

        at com.XXXXX.executionservices.marketdataapi.mapper.L1DataMapper.<init>(http://L1DataMapper.java:27)

        at com.XXXXX.executionservices.marketdataapi.services.MarketDataManager.lambda$registerForL1Data$1(MarketDataManager.java:74)

        at java.util.concurrent.ConcurrentHashMap.computeIfAbsent(Unknown Source)

        at com.XXXXX.executionservices.marketdataapi.services.MarketDataManager.registerForL1Data(MarketDataManager.java:74)

        at com.XXXXX.compliance.cache.marketdata.ReutersMarketDataProvider.subscribeToMarketData(ReutersMarketDataProvider.java:20)

        at com.XXXXX.compliance.riskcheck.RiskChecker.checkRisk(RiskChecker.java:357)

        ... 6 more

This is happening around the code below:

        subscriptionId = mgr.getConsumer().registerClient(

                EmaFactory.createReqMsg().serviceName(mgr.getServiceName())

                        .name(ric)

                        .interestAfterRefresh(true)

                        .initialImage(true)

                        .payload(getView()), this);

Answers