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Posted to reviews@iotdb.apache.org by GitBox <gi...@apache.org> on 2021/02/05 06:16:59 UTC
[GitHub] [iotdb] qiaojialin opened a new issue #2639: NullPointerException in endQuery
qiaojialin opened a new issue #2639:
URL: https://github.com/apache/iotdb/issues/2639
May caused by:
one thread closes the resultSet while another closes the session. Then two threads call endQuery() concurrently.
```
2021-02-04 12:22:22,250 [pool-6-IoTDB-RPC-Client-thread-12] ERROR org.apache.iotdb.db.service.TSServiceImpl:1024 - IoTDB: Internal server error:
java.lang.NullPointerException: null
at org.apache.iotdb.db.query.control.QueryFileManager.removeUsedFilesForQuery(QueryFileManager.java:103)
at org.apache.iotdb.db.query.control.QueryResourceManager.endQuery(QueryResourceManager.java:209)
at org.apache.iotdb.db.service.TSServiceImpl.releaseQueryResource(TSServiceImpl.java:357)
at org.apache.iotdb.db.service.TSServiceImpl.fetchResults(TSServiceImpl.java:996)
at org.apache.iotdb.service.rpc.thrift.TSIService$Processor$fetchResults.getResult(TSIService.java:2233)
at org.apache.iotdb.service.rpc.thrift.TSIService$Processor$fetchResults.getResult(TSIService.java:2213)
at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:38)
at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:38)
at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:313)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:830)
```
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[GitHub] [iotdb] qiaojialin closed issue #2639: NullPointerException in endQuery
Posted by GitBox <gi...@apache.org>.
qiaojialin closed issue #2639:
URL: https://github.com/apache/iotdb/issues/2639
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