[jira] [Created] (HIVE-14139) NPE dropping permanent function

["Rui Li (JIRA)" <ji...@apache.org>]

Rui Li created HIVE-14139:
-----------------------------

             Summary: NPE dropping permanent function
                 Key: HIVE-14139
                 URL: https://issues.apache.org/jira/browse/HIVE-14139
             Project: Hive
          Issue Type: Bug
            Reporter: Rui Li
            Assignee: Rui Li


To reproduce:
1. Start a CLI session and create a permanent function.
2. Exit current CLI session.
3. Start a new CLI session and drop the function.

Stack trace:
{noformat}
FAILED: error during drop function: java.lang.NullPointerException
	at org.apache.hadoop.hive.ql.exec.Registry.removePersistentFunctionUnderLock(Registry.java:513)
	at org.apache.hadoop.hive.ql.exec.Registry.unregisterFunction(Registry.java:501)
	at org.apache.hadoop.hive.ql.exec.FunctionRegistry.unregisterPermanentFunction(FunctionRegistry.java:1532)
	at org.apache.hadoop.hive.ql.exec.FunctionTask.dropPermanentFunction(FunctionTask.java:228)
	at org.apache.hadoop.hive.ql.exec.FunctionTask.execute(FunctionTask.java:95)
	at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:197)
	at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:100)
	at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1860)
	at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1564)
	at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1316)
	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1085)
	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1073)
	at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:232)
{noformat}



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