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https://issues.apache.org/jira/browse/HIVE-547?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zheng Shao updated HIVE-547:
----------------------------
Status: Patch Available (was: Reopened)
> NullPointerException in ExecDriver
> ----------------------------------
>
> Key: HIVE-547
> URL: https://issues.apache.org/jira/browse/HIVE-547
> Project: Hadoop Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 0.4.0
> Reporter: Zheng Shao
> Assignee: Zheng Shao
> Fix For: 0.4.0
>
> Attachments: HIVE-547.1.patch, HIVE-547.2.patch
>
>
> We saw a job failed with the following message in hive.log.
> {noformat}
> 2009-06-06 22:50:55,275 ERROR exec.ExecDriver
> (SessionState.java:printError(279)) - Ended Job = job_200905211352_145363
> with exception 'java.lang.NullPointerException(null)'
> java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.exec.ExecDriver.jobProgress(ExecDriver.java:193)
> at
> org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:395)
> at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:307)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:213)
> at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:176)
> at
> org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:216)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:273)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:166)
> at org.apache.hadoop.mapred.JobShell.run(JobShell.java:194)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
> at org.apache.hadoop.mapred.JobShell.main(JobShell.java:220)
> {noformat}
> The corresponding code is:
> {code:java}
> public RunningJob jobProgress(JobClient jc, RunningJob rj) throws
> IOException {
> String lastReport = "";
> while (!rj.isComplete()) {
> try {
> Thread.sleep(1000);
> } catch (InterruptedException e) {
> }
> rj = jc.getJob(rj.getJobID());
> String report = null;
> 193： report = " map = " + Math.round(rj.mapProgress() * 100) + "%, reduce ="
> + Math.round(rj.reduceProgress() * 100) + "%";
> {code}
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