[
https://issues.apache.org/jira/browse/HIVEMALL-268?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Makoto Yui updated HIVEMALL-268:
--------------------------------
Description:
train_ffm(features,label) causes NPE while train_ffm(features,label,'') works
fine.
{code:java}
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Exception caused
in the 1-th call of train()
at
hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:404)
at
hivemall.fm.FactorizationMachineUDTF.process(FactorizationMachineUDTF.java:314)
at
org.apache.hadoop.hive.ql.exec.UDTFOperator.processOp(UDTFOperator.java:107)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793)
at
org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:87)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793)
at
org.apache.hadoop.hive.ql.exec.ExtractOperator.processOp(ExtractOperator.java:45)
at
org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:262)
... 11 more
Caused by: java.lang.NullPointerException
at
hivemall.fm.FactorizationMachineModel.initV(FactorizationMachineModel.java:391)
at
hivemall.fm.FFMStringFeatureMapModel.getV(FFMStringFeatureMapModel.java:152)
at
hivemall.fm.FieldAwareFactorizationMachineModel.predict(FieldAwareFactorizationMachineModel.java:98)
at
hivemall.fm.FieldAwareFactorizationMachineUDTF.trainTheta(FieldAwareFactorizationMachineUDTF.java:195)
at
hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:401)
... 18 more
{code}
was:
train_ffm(features,label) causes NPE while train_ffm(features,label,'') works
fine.
{code:java}
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Exception caused
in the 1-th call of train()Caused by:
org.apache.hadoop.hive.ql.metadata.HiveException: Exception caused in the 1-th
call of train() at
hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:404)
at
hivemall.fm.FactorizationMachineUDTF.process(FactorizationMachineUDTF.java:314)
at org.apache.hadoop.hive.ql.exec.UDTFOperator.processOp(UDTFOperator.java:107)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793) at
org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:87)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793) at
org.apache.hadoop.hive.ql.exec.ExtractOperator.processOp(ExtractOperator.java:45)
at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:262)
... 11 moreCaused by: java.lang.NullPointerException at
hivemall.fm.FactorizationMachineModel.initV(FactorizationMachineModel.java:391)
at hivemall.fm.FFMStringFeatureMapModel.getV(FFMStringFeatureMapModel.java:152)
at
hivemall.fm.FieldAwareFactorizationMachineModel.predict(FieldAwareFactorizationMachineModel.java:98)
at
hivemall.fm.FieldAwareFactorizationMachineUDTF.trainTheta(FieldAwareFactorizationMachineUDTF.java:195)
at
hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:401)
... 18 more
{code}
> train_ffm(features,label) causes NPE while train_ffm(features,label,'') works
> fine
> ----------------------------------------------------------------------------------
>
> Key: HIVEMALL-268
> URL: https://issues.apache.org/jira/browse/HIVEMALL-268
> Project: Hivemall
> Issue Type: Bug
> Affects Versions: 0.5.2
> Reporter: Makoto Yui
> Assignee: Makoto Yui
> Priority: Critical
> Fix For: 0.6.0
>
>
> train_ffm(features,label) causes NPE while train_ffm(features,label,'') works
> fine.
> {code:java}
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Exception caused
> in the 1-th call of train()
> at
> hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:404)
> at
> hivemall.fm.FactorizationMachineUDTF.process(FactorizationMachineUDTF.java:314)
> at
> org.apache.hadoop.hive.ql.exec.UDTFOperator.processOp(UDTFOperator.java:107)
> at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793)
> at
> org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:87)
> at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:793)
> at
> org.apache.hadoop.hive.ql.exec.ExtractOperator.processOp(ExtractOperator.java:45)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:262)
> ... 11 more
> Caused by: java.lang.NullPointerException
> at
> hivemall.fm.FactorizationMachineModel.initV(FactorizationMachineModel.java:391)
> at
> hivemall.fm.FFMStringFeatureMapModel.getV(FFMStringFeatureMapModel.java:152)
> at
> hivemall.fm.FieldAwareFactorizationMachineModel.predict(FieldAwareFactorizationMachineModel.java:98)
> at
> hivemall.fm.FieldAwareFactorizationMachineUDTF.trainTheta(FieldAwareFactorizationMachineUDTF.java:195)
> at
> hivemall.fm.FactorizationMachineUDTF.train(FactorizationMachineUDTF.java:401)
> ... 18 more
> {code}
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