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https://issues.apache.org/jira/browse/ASTERIXDB-2316?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Murtadha Hubail resolved ASTERIXDB-2316.
----------------------------------------
Resolution: Fixed
> NPE on Dataset Full Merge
> -------------------------
>
> Key: ASTERIXDB-2316
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2316
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: STO - Storage
> Reporter: Murtadha Hubail
> Assignee: Murtadha Hubail
> Priority: Critical
> Labels: triaged
>
> To reproduce run:
> {code:java}
> create type a as {id:int};
> compact dataset Metadata.`Datatype`;
> {code}
> Stack trace:
> {code:java}
> java.lang.NullPointerException: null
> at
> org.apache.hyracks.storage.am.lsm.common.util.LSMComponentIdUtils.persist(LSMComponentIdUtils.java:52)
> ~[classes/:?]
> at
> org.apache.asterix.common.ioopcallbacks.AbstractLSMIOOperationCallback.putComponentIdIntoMetadata(AbstractLSMIOOperationCallback.java:198)
> ~[classes/:?]
> at
> org.apache.asterix.common.ioopcallbacks.AbstractLSMIOOperationCallback.afterOperation(AbstractLSMIOOperationCallback.java:122)
> ~[classes/:?]
> at
> org.apache.hyracks.storage.am.lsm.common.impls.LSMHarness.merge(LSMHarness.java:639)
> [classes/:?]
> at
> org.apache.hyracks.storage.am.lsm.common.impls.LSMTreeIndexAccessor.merge(LSMTreeIndexAccessor.java:128)
> [classes/:?]
> at
> org.apache.hyracks.storage.am.lsm.common.impls.MergeOperation.call(MergeOperation.java:45)
> [classes/:?]
> at
> org.apache.hyracks.storage.am.lsm.common.impls.MergeOperation.call(MergeOperation.java:30)
> [classes/:?]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_151]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> [?:1.8.0_151]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> [?:1.8.0_151]
> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
> {code}
>
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