Return-Path: 
 <derby-user-return-3789-apmail-db-derby-user-archive=db.apache.org@db.apache.org>
Delivered-To: apmail-db-derby-user-archive@www.apache.org
Received: (qmail 2949 invoked from network); 10 Mar 2006 16:21:49 -0000
Received: from hermes.apache.org (HELO mail.apache.org) (209.237.227.199)
  by minotaur.apache.org with SMTP; 10 Mar 2006 16:21:49 -0000
Received: (qmail 82092 invoked by uid 500); 10 Mar 2006 16:21:47 -0000
Delivered-To: apmail-db-derby-user-archive@db.apache.org
Received: (qmail 82058 invoked by uid 500); 10 Mar 2006 16:21:46 -0000
Mailing-List: contact derby-user-help@db.apache.org; run by ezmlm
Precedence: bulk
list-help: <mailto:derby-user-help@db.apache.org>
list-unsubscribe: <mailto:derby-user-unsubscribe@db.apache.org>
List-Post: <mailto:derby-user@db.apache.org>
List-Id: <derby-user.db.apache.org>
Reply-To: "Derby Discussion" <derby-user@db.apache.org>
Delivered-To: mailing list derby-user@db.apache.org
Received: (qmail 82047 invoked by uid 99); 10 Mar 2006 16:21:46 -0000
Received: from asf.osuosl.org (HELO asf.osuosl.org) (140.211.166.49)
    by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 10 Mar 2006 08:21:46 -0800
X-ASF-Spam-Status: No, hits=0.6 required=10.0
	tests=NO_REAL_NAME
X-Spam-Check-By: apache.org
Received-SPF: pass (asf.osuosl.org: local policy)
Received: from [204.127.200.84] (HELO sccrmhc14.comcast.net) (204.127.200.84)
    by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 10 Mar 2006 08:21:45 -0800
Received: from smailcenter66.comcast.net ([204.127.205.166])
          by comcast.net (sccrmhc14) with SMTP
          id <20060310162124014000t2s7e>; Fri, 10 Mar 2006 16:21:24 +0000
Received: from [130.167.237.89] by smailcenter66.comcast.net;
	Fri, 10 Mar 2006 16:21:21 +0000
From: acemccloudxx@comcast.net
To: "Derby Discussion" <derby-user@db.apache.org>
Subject: Null Pointer Exception
Date: Fri, 10 Mar 2006 16:21:21 +0000
Message-Id: 
 <031020061621.14665.4411A7810007B67200003949220702105398980B9A01040C0C030A0C0E@comcast.net>
X-Mailer: AT&T Message Center Version 1 (Aug  4 2005)
X-Authenticated-Sender: YWNlbWNjbG91ZHh4QGNvbWNhc3QubmV0
X-Virus-Checked: Checked by ClamAV on apache.org
X-Spam-Rating: minotaur.apache.org 1.6.2 0/1000/N

I am getting the stack trace shown below. Could someone provide a clue as to what I'm doing wrong?

Thank you,

Ace
-----------------------------------------------------------------------------------------
java.lang.NullPointerException
	at org.hibernate.jdbc.AbstractBatcher.closeConnection(AbstractBatcher.java:462)
	at org.hibernate.engine.TransactionHelper.doWorkInNewTransaction(TransactionHelper.java:128)
	at org.hibernate.id.TableGenerator.generate(TableGenerator.java:94)
	at org.hibernate.id.TableHiLoGenerator.generate(TableHiLoGenerator.java:61)
	at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:85)
	at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:184)
	at org.hibernate.event.def.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:33)
	at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:173)
	at org.hibernate.event.def.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:27)
	at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:69)
	at org.hibernate.impl.SessionImpl.save(SessionImpl.java:481)
	at org.hibernate.impl.SessionImpl.save(SessionImpl.java:476)
        at <some code of mine that calls save with an object>