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https://issues.apache.org/jira/browse/IGNITE-6762?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yury Babak updated IGNITE-6762:
-------------------------------
Fix Version/s: (was: 2.3)
2.4
> SparseDistributedMatrixExample failed with NPE
> ----------------------------------------------
>
> Key: IGNITE-6762
> URL: https://issues.apache.org/jira/browse/IGNITE-6762
> Project: Ignite
> Issue Type: Bug
> Security Level: Public(Viewable by anyone)
> Components: examples, ml
> Affects Versions: 2.3
> Reporter: Sergey Kozlov
> Assignee: Yury Babak
> Priority: Critical
> Fix For: 2.4
>
>
> 1. Open ignite-examples project in IDEA
> 2. Start 3 nodes by {{ExampleNodeStartup}}
> 3. Run {{SparseDistributedMatrixExample}}. It throws the exception:
> {noformat}
> >>> Ignite grid started.
> >>> Create new SparseDistributedMatrix inside IgniteThread.
> Exception in thread "SparseDistributedMatrixExample-#51"
> java.lang.NullPointerException
> at
> org.apache.ignite.ml.math.distributed.CacheUtils.sum(CacheUtils.java:170)
> at
> org.apache.ignite.ml.math.distributed.CacheUtils.sparseSum(CacheUtils.java:160)
> at
> org.apache.ignite.ml.math.impls.matrix.SparseDistributedMatrix.sum(SparseDistributedMatrix.java:185)
> at
> org.apache.ignite.examples.ml.math.matrix.SparseDistributedMatrixExample.lambda$main$1(SparseDistributedMatrixExample.java:58)
> at java.lang.Thread.run(Thread.java:745)
> [15:28:44] Ignite node stopped OK [uptime=00:00:04.399]
> {noformat}
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