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我在 Windows 7 和 Cygwin 1.7.18 上安装了 WSO2BAM V2.2.0。当我尝试运行 REST-API 示例时，我在 BAM 控制台中收到以下错误。
谁能让我知道可能出了什么问题以及如何解决问题？

TID: [0] [BAM] [2011-05-14 20:46:05,603]  INFO {org.apache.cassandra.service.GCInspector} -  GC for MarkSweepCompact: 408 ms for 1 collections, 94079960 used; max is 1037959168 {org.apache.cassandra.service.GCInspector}
TID: [0] [BAM] [2011-05-14 20:46:05,808] ERROR {org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl} -  Error during query execution.. {org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl}
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source)    at java.util.concurrent.FutureTask.get(Unknown Source)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl.execute(HiveExecutorServiceImpl.java:91)
    at org.wso2.carbon.analytics.hive.task.HiveScriptExecutorTask.execute(HiveScriptExecutorTask.java:60)
    at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:56)    at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
    at javax.jdo.spi.JDOImplHelper.checkAuthorizedStateManager(JDOImplHelper.java:609)
    at org.apache.hadoop.hive.metastore.model.MDatabase.jdoReplaceStateManager(MDatabase.java)
    at org.datanucleus.state.AbstractStateManager$1.run(AbstractStateManager.java:298)    at java.security.AccessController.doPrivileged(Native Method)
    at org.datanucleus.state.AbstractStateManager.replaceStateManager(AbstractStateManager.java:294)
    at org.datanucleus.state.JDOStateManagerImpl.updateLevel2CacheForFields(JDOStateManagerImpl.java:1264)
    at org.datanucleus.state.JDOStateManagerImpl.loadUnloadedFields(JDOStateManagerImpl.java:1374)
    at org.datanucleus.api.jdo.state.Hollow.transitionRetrieve(Hollow.java:168)
    at org.datanucleus.state.AbstractStateManager.retrieve(AbstractStateManager.java:751)
    at org.datanucleus.ObjectManagerImpl.retrieveObject(ObjectManagerImpl.java:1472)
    at org.datanucleus.MultithreadedObjectManager.retrieveObject(MultithreadedObjectManager.java:280)
    at org.datanucleus.api.jdo.JDOPersistenceManager.jdoRetrieve(JDOPersistenceManager.java:621)
    at org.datanucleus.api.jdo.JDOPersistenceManager.retrieve(JDOPersistenceManager.java:638)
    at org.datanucleus.api.jdo.JDOPersistenceManager.retrieve(JDOPersistenceManager.java:647)
    at org.apache.hadoop.hive.metastore.ObjectStore.getMDatabase(ObjectStore.java:396)
    at org.apache.hadoop.hive.metastore.ObjectStore.getDatabase(ObjectStore.java:414)
    at org.apache.hadoop.hive.metastore.HiveContext.getCurrentContext(HiveContext.java:130)
    at org.apache.hadoop.hive.jdbc.HiveConnection.<init>(HiveConnection.java:63)
    at org.apache.hadoop.hive.jdbc.HiveDriver.connect(HiveDriver.java:104)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl$ScriptCallable.call(HiveExecutorServiceImpl.java:234)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl$ScriptCallable.call(HiveExecutorServiceImpl.java:217)
    ... 5 more
TID: [0] [BAM] [2011-05-14 20:46:05,813] ERROR {org.wso2.carbon.analytics.hive.task.HiveScriptExecutorTask} -  Error while executing script : jmx_toolbox_823 {org.wso2.carbon.analytics.hive.task.HiveScriptExecutorTask}
org.wso2.carbon.analytics.hive.exception.HiveExecutionException: Error during query execution..
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl.execute(HiveExecutorServiceImpl.java:97)
    at org.wso2.carbon.analytics.hive.task.HiveScriptExecutorTask.execute(HiveScriptExecutorTask.java:60)
    at org.wso2.carbon.ntask.core.impl.TaskQuartzJobAdapter.execute(TaskQuartzJobAdapter.java:56)
    at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source)
    at java.util.concurrent.FutureTask.get(Unknown Source)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl.execute(HiveExecutorServiceImpl.java:91)
    ... 9 more
Caused by: java.lang.NullPointerException
    at javax.jdo.spi.JDOImplHelper.checkAuthorizedStateManager(JDOImplHelper.java:609)
    at org.apache.hadoop.hive.metastore.model.MDatabase.jdoReplaceStateManager(MDatabase.java)
    at org.datanucleus.state.AbstractStateManager$1.run(AbstractStateManager.java:298)
    at java.security.AccessController.doPrivileged(Native Method)
    at org.datanucleus.state.AbstractStateManager.replaceStateManager(AbstractStateManager.java:294)
    at org.datanucleus.state.JDOStateManagerImpl.updateLevel2CacheForFields(JDOStateManagerImpl.java:1264)
    at org.datanucleus.state.JDOStateManagerImpl.loadUnloadedFields(JDOStateManagerImpl.java:1374)
    at org.datanucleus.api.jdo.state.Hollow.transitionRetrieve(Hollow.java:168)
    at org.datanucleus.state.AbstractStateManager.retrieve(AbstractStateManager.java:751)    at org.datanucleus.ObjectManagerImpl.retrieveObject(ObjectManagerImpl.java:1472)
    at org.datanucleus.MultithreadedObjectManager.retrieveObject(MultithreadedObjectManager.java:280)
    at org.datanucleus.api.jdo.JDOPersistenceManager.jdoRetrieve(JDOPersistenceManager.java:621)
    at org.datanucleus.api.jdo.JDOPersistenceManager.retrieve(JDOPersistenceManager.java:638)
    at org.datanucleus.api.jdo.JDOPersistenceManager.retrieve(JDOPersistenceManager.java:647)
    at org.apache.hadoop.hive.metastore.ObjectStore.getMDatabase(ObjectStore.java:396)
    at org.apache.hadoop.hive.metastore.ObjectStore.getDatabase(ObjectStore.java:414)
    at org.apache.hadoop.hive.metastore.HiveContext.getCurrentContext(HiveContext.java:130)
    at org.apache.hadoop.hive.jdbc.HiveConnection.<init>(HiveConnection.java:63)
    at org.apache.hadoop.hive.jdbc.HiveDriver.connect(HiveDriver.java:104)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl$ScriptCallable.call(HiveExecutorServiceImpl.java:234)
    at org.wso2.carbon.analytics.hive.impl.HiveExecutorServiceImpl$ScriptCallable.call(HiveExecutorServiceImpl.java:217)
    ... 5
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3 回答 3

0

请尝试在linux中配置，它可能会工作。

于 2015-01-14T10:08:44.310 回答
0

我不确定，但请查看您的 Java 版本是否为 JDK 1.7。如果是这样，请更改为 JDK 1.6。

于 2013-05-13T11:18:30.303 回答
0

此问题不应是由于 Cygwin 问题或通过 REST API 将数据发布到 BAM 造成的。并行运行多个配置单元脚本时似乎出现了这个问题。当您遇到此问题时，您安装了多少工具箱？

于 2013-05-19T11:59:30.077 回答