The error has been resolved. fn:collection is now using the data source scan operator and ready for parallel execution.
On Mon, Oct 22, 2012 at 1:37 PM, Eldon Carman <[email protected]> wrote: > I finished linking the run time and data for fn:collection. I think > that the implementation is correct. The previous runtime error does > not happen. Now we get an error about the activity being null. The > current code has been committed. Do you have any suggestions? > > Exception in thread "main" java.lang.NullPointerException > at > edu.uci.ics.hyracks.api.job.JobActivityGraph.getConsumerActivity(JobActivityGraph.java:88) > at > edu.uci.ics.hyracks.api.client.impl.ActivityClusterGraphBuilder.findMergePair(ActivityClusterGraphBuilder.java:59) > at > edu.uci.ics.hyracks.api.client.impl.ActivityClusterGraphBuilder.inferActivityClusters(ActivityClusterGraphBuilder.java:86) > at > edu.uci.ics.hyracks.api.client.impl.JobSpecificationActivityClusterGraphGeneratorFactory.createActivityClusterGraphGenerator(JobSpecificationActivityClusterGraphGeneratorFactory.java:50) > at > edu.uci.ics.hyracks.control.cc.work.JobStartWork.doRun(JobStartWork.java:57) > at > edu.uci.ics.hyracks.control.common.work.SynchronizableWork.run(SynchronizableWork.java:32) > at > edu.uci.ics.hyracks.control.common.work.WorkQueue$WorkerThread.run(WorkQueue.java:115)
