[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-2624) NullPointerException when Query.list()

[Robert La Ferla (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-2624?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=34409#action_34409 ] 

Robert La Ferla commented on HHH-2624:
--------------------------------------

I'm seeing this too with Grails 1.1.1.  However, note the different line # on AbstractEntityPersister.java.

java.lang.NullPointerException
        at org.hibernate.persister.entity.AbstractEntityPersister.loadByUniqueKey(AbstractEntityPersister.java:1672)
        at org.hibernate.type.EntityType.loadByUniqueKey(EntityType.java:641)
        at org.hibernate.type.EntityType.resolve(EntityType.java:415)
        at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:139)
        at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:877)
        at org.hibernate.loader.Loader.doQuery(Loader.java:752)
        at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
        at org.hibernate.loader.Loader.loadCollection(Loader.java:2015)
        at org.hibernate.loader.collection.CollectionLoader.initialize(CollectionLoader.java:59)
        at org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:587)
        at org.hibernate.event.def.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:83)
        at org.hibernate.impl.SessionImpl.initializeCollection(SessionImpl.java:1743)
        at org.hibernate.collection.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:366)
        at org.hibernate.collection.AbstractPersistentCollection.read(AbstractPersistentCollection.java:108)
        at org.hibernate.collection.PersistentSet.iterator(PersistentSet.java:186)
        at org.codehaus.groovy.grails.validation.GrailsDomainClassValidator.cascadeValidationToMany(GrailsDomainClassValidator.java:177)
        at org.codehaus.groovy.grails.validation.GrailsDomainClassValidator.cascadeToAssociativeProperty(GrailsDomainClassValidator.java:161)
        at org.codehaus.groovy.grails.validation.GrailsDomainClassValidator.validate(GrailsDomainClassValidator.java:104)
        at org.codehaus.groovy.grails.orm.hibernate.metaclass.AbstractSavePersistentMethod.doInvokeInternal(AbstractSavePersistentMethod.java:87)
        at org.codehaus.groovy.grails.orm.hibernate.metaclass.AbstractDynamicPersistentMethod.invoke(AbstractDynamicPersistentMethod.java:53)
        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)

> NullPointerException when Query.list()
> --------------------------------------
>
>                 Key: HHH-2624
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2624
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: core
>         Environment: MySQL database
>            Reporter: Eddie Man
>            Priority: Critical
>         Attachments: src.zip
>
>
> The following exception was thrown when I calling Query.list():
> Exception in thread "main" java.lang.NullPointerException
> 	at org.hibernate.persister.entity.AbstractEntityPersister.loadByUniqueKey(AbstractEntityPersister.java:1641)
> 	at org.hibernate.type.EntityType.loadByUniqueKey(EntityType.java:608)
> 	at org.hibernate.type.EntityType.resolve(EntityType.java:382)
> 	at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:116)
> 	at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:842)
> 	at org.hibernate.loader.Loader.doQuery(Loader.java:717)
> 	at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
> 	at org.hibernate.loader.Loader.doList(Loader.java:2211)
> 	at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2095)
> 	at org.hibernate.loader.Loader.list(Loader.java:2090)
> Reference issue :
> http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-48
> Steps for reproduce the problem
> ==================
> 1. Unzip the attached file.
> 2. Execute the "schema.ddl" to create the tables.
> 3. Execute the "data.ddl" to insert the simple records.
> 4. Compile the src, and run the Main class.

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