[nhibernate-issues] [JIRA] Closed: (NH-818) NHibernate.JetDriver Not Working at all in 1.2.0.Beta2 (encounters System.NullReferenceException)

[NHibernate J. <mik...@us...>]

     [ http://jira.nhibernate.org/browse/NH-818?page=all ]
     
Sergey Koshcheyev closed NH-818:
--------------------------------


> NHibernate.JetDriver Not Working at all in 1.2.0.Beta2 (encounters System.NullReferenceException)
> -------------------------------------------------------------------------------------------------
>
>          Key: NH-818
>          URL: http://jira.nhibernate.org/browse/NH-818
>      Project: NHibernate
>         Type: Bug
>   Components: Core
>     Versions: 1.2.0.Beta2
>     Reporter: Simon
>      Fix For: 1.2.0.CR1

>
> Using simple test case (from ForumQuestions of NHibernate.Examples, changing driver to JetDriver)
> ISession session = sessions.OpenSession();
> OfferType offerType = new OfferType();
> offerType.Key = 1;
> offerType.Description = "somevalue";
> session.Save(offerType);
> ====================
> STACK TRACE:
> ====================
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Object obj, ISessionImplementor session)
>    at NHibernate.Impl.ScheduledInsertion.Execute()
>    at NHibernate.Impl.SessionImpl.Execute(IExecutable executable)
>    at NHibernate.Impl.SessionImpl.ExecuteAll(IList list)
>    at NHibernate.Impl.SessionImpl.Execute()
>    at NHibernate.Impl.SessionImpl.Flush()
>    at NHibernate.Examples.ForumQuestions.OfferExample.OfferExample.TestExample() in d:\PathTo\nhibernate.examples\forumquestions\offerexample\offerexample.cs:line 83
> --ADOException
>    at NHibernate.JetDriver.JetDbCommand.set_Transaction(IDbTransaction value) in c:\net\nhibernate\nhibernate\src\NHibernate.JetDriver\JetDbCommand.cs:line 190
>    at NHibernate.Transaction.AdoTransaction.Enlist(IDbCommand command)
>    at NHibernate.Impl.BatcherImpl.Prepare(IDbCommand cmd)
>    at NHibernate.Impl.BatcherImpl.ExecuteNonQuery(IDbCommand cmd)
>    at NHibernate.Impl.NonBatchingBatcher.AddToBatch(IExpectation expectation)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
> ====================
> LOG4NET LOG:
> ====================
> 2006-11-19 22:25:11,906 [TestRunnerThread] DEBUG NHibernate.Persister.Entity.AbstractEntityPersister [(null)] <(null)> - Inserting entity: [NHibernate.Examples.ForumQuestions.OfferExample.OfferType#1]
> 2006-11-19 22:25:11,916 [TestRunnerThread] DEBUG NHibernate.Impl.BatcherImpl [(null)] <(null)> - Opened new IDbCommand, open IDbCommands: 1
> 2006-11-19 22:25:11,916 [TestRunnerThread] DEBUG NHibernate.Impl.BatcherImpl [(null)] <(null)> - Building an IDbCommand object for the SqlString: INSERT INTO OfferType (description, id_) VALUES (?, ?)
> 2006-11-19 22:25:11,916 [TestRunnerThread] DEBUG NHibernate.Persister.Entity.AbstractEntityPersister [(null)] <(null)> - Dehydrating entity: [NHibernate.Examples.ForumQuestions.OfferExample.OfferType#1]
> 2006-11-19 22:25:11,916 [TestRunnerThread] DEBUG NHibernate.Type.StringType [(null)] <(null)> - binding 'somevalue' to parameter: 0
> 2006-11-19 22:25:11,916 [TestRunnerThread] DEBUG NHibernate.Type.Int32Type [(null)] <(null)> - binding '1' to parameter: 1
> 2006-11-19 22:25:11,926 [TestRunnerThread] DEBUG NHibernate.SQL [(null)] <(null)> - INSERT INTO OfferType (description, id_) VALUES (?, ?); @p0 = 'somevalue', @p1 = '1'
> 2006-11-19 22:25:11,926 [TestRunnerThread] DEBUG NHibernate.Connection.DriverConnectionProvider [(null)] <(null)> - Obtaining IDbConnection from Driver
> 2006-11-19 22:25:11,926 [TestRunnerThread] DEBUG NHibernate.Impl.BatcherImpl [(null)] <(null)> - Closed IDbCommand, open IDbCommands: 0
> 2006-11-19 22:25:11,926 [TestRunnerThread] DEBUG NHibernate.Util.ADOExceptionReporter [(null)] <(null)> - could not insert: [NHibernate.Examples.ForumQuestions.OfferExample.OfferType#1] [INSERT INTO OfferType (description, id_) VALUES (?, ?)]
> System.NullReferenceException: Object reference not set to an instance of an object.
>    at NHibernate.JetDriver.JetDbCommand.set_Transaction(IDbTransaction value) in c:\net\nhibernate\nhibernate\src\NHibernate.JetDriver\JetDbCommand.cs:line 190
>    at NHibernate.Transaction.AdoTransaction.Enlist(IDbCommand command)
>    at NHibernate.Impl.BatcherImpl.Prepare(IDbCommand cmd)
>    at NHibernate.Impl.BatcherImpl.ExecuteNonQuery(IDbCommand cmd)
>    at NHibernate.Impl.NonBatchingBatcher.AddToBatch(IExpectation expectation)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
> 2006-11-19 22:25:11,936 [TestRunnerThread] WARN  NHibernate.Util.ADOExceptionReporter [(null)] <(null)> - System.NullReferenceException: Object reference not set to an instance of an object.
>    at NHibernate.JetDriver.JetDbCommand.set_Transaction(IDbTransaction value) in c:\net\nhibernate\nhibernate\src\NHibernate.JetDriver\JetDbCommand.cs:line 190
>    at NHibernate.Transaction.AdoTransaction.Enlist(IDbCommand command)
>    at NHibernate.Impl.BatcherImpl.Prepare(IDbCommand cmd)
>    at NHibernate.Impl.BatcherImpl.ExecuteNonQuery(IDbCommand cmd)
>    at NHibernate.Impl.NonBatchingBatcher.AddToBatch(IExpectation expectation)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
> 2006-11-19 22:25:11,936 [TestRunnerThread] ERROR NHibernate.Util.ADOExceptionReporter [(null)] <(null)> - Object reference not set to an instance of an object.
> 2006-11-19 22:25:11,936 [TestRunnerThread] ERROR NHibernate.Impl.SessionImpl [(null)] <(null)> - could not synchronize database state with session
> NHibernate.ADOException: could not insert: [NHibernate.Examples.ForumQuestions.OfferExample.OfferType#1][SQL: INSERT INTO OfferType (description, id_) VALUES (?, ?)] ---> System.NullReferenceException: Object reference not set to an instance of an object.
>    at NHibernate.JetDriver.JetDbCommand.set_Transaction(IDbTransaction value) in c:\net\nhibernate\nhibernate\src\NHibernate.JetDriver\JetDbCommand.cs:line 190
>    at NHibernate.Transaction.AdoTransaction.Enlist(IDbCommand command)
>    at NHibernate.Impl.BatcherImpl.Prepare(IDbCommand cmd)
>    at NHibernate.Impl.BatcherImpl.ExecuteNonQuery(IDbCommand cmd)
>    at NHibernate.Impl.NonBatchingBatcher.AddToBatch(IExpectation expectation)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
>    --- End of inner exception stack trace ---
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Boolean[] notNull, Int32 j, SqlCommandInfo sql, Object obj, ISessionImplementor session)
>    at NHibernate.Persister.Entity.AbstractEntityPersister.Insert(Object id, Object[] fields, Object obj, ISessionImplementor session)
>    at NHibernate.Impl.ScheduledInsertion.Execute()
>    at NHibernate.Impl.SessionImpl.Execute(IExecutable executable)
>    at NHibernate.Impl.SessionImpl.ExecuteAll(IList list)
>    at NHibernate.Impl.SessionImpl.Execute()
> ====================
> Error occurs irregardless of query type, insert, select, and irrespective of using Find() or CreateQuery().

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