When I create one table, hive throw below Exception: 2010-11-03 09:42:02,939 ERROR exec.DDLTask (SessionState.java:printError(277)) - FAILED: Error in metadata: java.lang.RuntimeExcepti on: commitTransaction was called but openTransactionCalls = 0. This probably indicates that there are unbalanced calls to openTransa ction/commitTransaction org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.RuntimeException: commitTransaction was called but openTransactionCalls = 0. This probably indicates that there are unbalanced calls to openTransaction/commitTransaction at org.apache.hadoop.hive.ql.metadata.Hive.createTable(Hive.java:400) at org.apache.hadoop.hive.ql.exec.DDLTask.createTable(DDLTask.java:2126) at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:166) at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:107) at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:55) at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:633) at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:506) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:384) at org.apache.hadoop.hive.service.HiveServer$HiveServerHandler.execute(HiveServer.java:115) at org.apache.hadoop.hive.service.ThriftHive$Processor$execute.process(ThriftHive.java:378) at org.apache.hadoop.hive.service.ThriftHive$Processor.process(ThriftHive.java:366) at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:252) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907) at java.lang.Thread.run(Thread.java:619) Caused by: java.lang.RuntimeException: commitTransaction was called but openTransactionCalls = 0. This probably indicates that there are unbalanced calls to openTransaction/commitTransaction at org.apache.hadoop.hive.metastore.ObjectStore.commitTransaction(ObjectStore.java:250) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table_core(HiveMetaStore.java:794) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.access$600(HiveMetaStore.java:79) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler$13.run(HiveMetaStore.java:815) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler$13.run(HiveMetaStore.java:812) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.executeWithRetry(HiveMetaStore.java:234) at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table(HiveMetaStore.java:812) at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.createTable(HiveMetaStoreClient.java:279) at org.apache.hadoop.hive.ql.metadata.Hive.createTable(Hive.java:394) ... 14 more
What is reason result to the Exception? LiuLei Thanks.