NoSuchObjectException(message:bdm.tableName table not found)

When executing an Query "USE bdm;DESC FORMATTED bdm_las_waybill_revoke_run_car_task;"
But when I try it again, It will success.
This is a random phenomenon.

Throw Exceptions like this

2013-12-26 04:20:38,849 ERROR metadata.Hive (Hive.java:getTable(953)) - NoSuchObjectException(message:bdm.bdm_las_waybill_revoke_run_car_task table not found)
at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_table(HiveMetaStore.java:1373)
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.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:103)
at $Proxy10.get_table(Unknown Source)
at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getTable(HiveMetaStoreClient.java:854)
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.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:89)
at $Proxy11.getTable(Unknown Source)
at org.apache.hadoop.hive.ql.metadata.Hive.getTable(Hive.java:950)
at org.apache.hadoop.hive.ql.metadata.Hive.getTable(Hive.java:892)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer$tableSpec.<init>(BaseSemanticAnalyzer.java:730)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer$tableSpec.<init>(BaseSemanticAnalyzer.java:707)
at org.apache.hadoop.hive.ql.parse.LoadSemanticAnalyzer.analyzeInternal(LoadSemanticAnalyzer.java:196)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:284)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:441)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:342)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:977)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:888)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:260)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:217)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:507)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:442)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:825)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:769)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:708)
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:197)

2013-12-26 04:20:38,904 ERROR ql.Driver (SessionState.java:printError(419)) - FAILED: SemanticException [Error 10001]: Line 1:114 Table not found 'bdm_las_waybill_revoke_run_car_task'
org.apache.hadoop.hive.ql.parse.SemanticException: Line 1:114 Table not found 'bdm_las_waybill_revoke_run_car_task'
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer$tableSpec.<init>(BaseSemanticAnalyzer.java:733)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer$tableSpec.<init>(BaseSemanticAnalyzer.java:707)
at org.apache.hadoop.hive.ql.parse.LoadSemanticAnalyzer.analyzeInternal(LoadSemanticAnalyzer.java:196)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:284)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:441)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:342)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:977)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:888)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:260)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:217)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:507)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:442)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:825)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:769)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:708)
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:197)
Caused by: org.apache.hadoop.hive.ql.metadata.InvalidTableException: Table not found bdm_las_waybill_revoke_run_car_task
at org.apache.hadoop.hive.ql.metadata.Hive.getTable(Hive.java:954)
at org.apache.hadoop.hive.ql.metadata.Hive.getTable(Hive.java:892)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer$tableSpec.<init>(BaseSemanticAnalyzer.java:730)
... 19 more