Fix NullPointerException When Sending Reply to Uima AS Client
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Key: UIMA-1238
URL: https://issues.apache.org/jira/browse/UIMA-1238
Project: UIMA
Issue Type: Bug
Components: Async Scaleout
Reporter: Jerry Cwiklik
There is a NPE when sending a reply back to a client from Uima AS aggregate.
Caused by: java.lang.NullPointerException
at
java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:846)
at
org.apache.uima.aae.spi.transport.vm.UimaVmMessage.addStringProperty(UimaVmMessage.java:52)
at
org.apache.uima.aae.controller.AggregateAnalysisEngineController_impl.sendVMMessage(AggregateAnalysisEngineController_impl.java:1594)
at
org.apache.uima.aae.controller.AggregateAnalysisEngineController_impl.replyToClient(AggregateAnalysisEngineController_impl.java:1552)
at
org.apache.uima.aae.controller.AggregateAnalysisEngineController_impl.finalStep(AggregateAnalysisEngineController_impl.java:1358)
... 13 more
It seems that the code is trying to set a property with a value of NULL which
is not allowed
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