[Hibernate-issues] [Hibernate-JIRA] Created: (HB-342) JCSCache.put java.lang.Error: update: last is null!

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Here is an overview of the issue:
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        Key: HB-342
    Summary: JCSCache.put java.lang.Error: update: last is null!
       Type: Bug

     Status: Unassigned
   Priority: Major

    Project: Hibernate2
 Components: 
             core
   Versions:
             2.1 beta 3

   Assignee: 
   Reporter: John Kristian

    Created: Wed, 17 Sep 2003 2:29 PM
    Updated: Wed, 17 Sep 2003 2:29 PM
Environment: Windows XP, JBoss 3, Microsoft SQL Server

Description:
With Hibernate 2.1 beta 3b (but not 2.0.2), the following errors occur.  I will supply a small test case and more detailed log, soon.

12:19:30,390 ERROR [LRUMemoryCache] verifycache: map does NOT contain key, what the HECK!
12:19:30,390 ERROR [TestCache] testScan failed
java.lang.Error: update: last is null!
        at org.apache.jcs.engine.memory.lru.LRUMemoryCache.update(LRUMemoryCache.java:140)
        at org.apache.jcs.engine.control.CompositeCache.update(CompositeCache.java:241)
        at org.apache.jcs.engine.control.CompositeCache.update(CompositeCache.java:200)
        at org.apache.jcs.access.CacheAccess.put(CacheAccess.java:311)
        at org.apache.jcs.access.CacheAccess.put(CacheAccess.java:279)
        at net.sf.hibernate.cache.JCSCache.put(JCSCache.java:34)
        at net.sf.hibernate.cache.ReadWriteCache.put(ReadWriteCache.java:86)
        at net.sf.hibernate.impl.SessionImpl.initializeEntity(SessionImpl.java:2137)
        at net.sf.hibernate.loader.Loader.doResultSet(Loader.java:221)
        at net.sf.hibernate.loader.Loader.doFind(Loader.java:113)
        at net.sf.hibernate.loader.Loader.loadEntity(Loader.java:661)
        at net.sf.hibernate.loader.Loader.loadEntity(Loader.java:676)
        at net.sf.hibernate.loader.EntityLoader.load(EntityLoader.java:52)
        at net.sf.hibernate.loader.EntityLoader.load(EntityLoader.java:44)
        at net.sf.hibernate.persister.EntityPersister.load(EntityPersister.java:378)
        at net.sf.hibernate.impl.SessionImpl.doLoad(SessionImpl.java:2059)
        at net.sf.hibernate.impl.SessionImpl.doLoadByClass(SessionImpl.java:1913)
        at net.sf.hibernate.impl.SessionImpl.internalLoad(SessionImpl.java:1872)
        at net.sf.hibernate.type.ManyToOneType.resolveIdentifier(ManyToOneType.java:84)
        at net.sf.hibernate.type.EntityType.assemble(EntityType.java:95)
        at net.sf.hibernate.collection.Set.<init>(Set.java:94)
        at net.sf.hibernate.type.SetType.assembleCachedCollection(SetType.java:36)
        at net.sf.hibernate.collection.CollectionPersister.getCachedCollection(CollectionPersister.java:370)
        at net.sf.hibernate.type.PersistentCollectionType.getCollection(PersistentCollectionType.java:67)
        at net.sf.hibernate.type.PersistentCollectionType.resolveIdentifier(PersistentCollectionType.java:178)
        at net.sf.hibernate.type.PersistentCollectionType.assemble(PersistentCollectionType.java:130)
        at net.sf.hibernate.impl.CacheEntry.assemble(CacheEntry.java:54)
        at net.sf.hibernate.impl.CacheEntry.assemble(CacheEntry.java:46)
        at net.sf.hibernate.impl.SessionImpl.doLoad(SessionImpl.java:2044)
        at net.sf.hibernate.impl.SessionImpl.doLoadByClass(SessionImpl.java:1913)
        at net.sf.hibernate.impl.SessionImpl.internalLoad(SessionImpl.java:1872)
        at net.sf.hibernate.type.ManyToOneType.resolveIdentifier(ManyToOneType.java:84)
        at net.sf.hibernate.type.EntityType.nullSafeGet(EntityType.java:111)
        at net.sf.hibernate.impl.IteratorImpl.postNext(IteratorImpl.java:67)
        at net.sf.hibernate.impl.IteratorImpl.next(IteratorImpl.java:87)
        at com.docent.lms.entities.tests.hibernate.TestCache.scan(TestCache.java:104)


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