Need help with Hibernate? Read this first:
http://www.hibernate.org/ForumMailingli ... AskForHelp

Hibernate version:
1.2.1
Mapping documents:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

namespace PackagesAndChannelsApp.Model
{
public class ChannelPackage
{
private int chPackID;
private int packageID;
private int channelID;
private DateTime? firstCreated;
private Package package1 = null;
private Channel channel1 = null;

public ChannelPackage()
{
}

public virtual int ChPackID
{
get
{
return this.chPackID;
}
set
{
this.chPackID = value;
}
}
public virtual int PackageID
{
get
{
return package1.PackageID;
}
set
{
this.packageID = value;
}
}
public virtual int ChannelID
{
get
{
return channel1.ChannelID;
}
set
{
this.channelID = value;
}
}
public virtual DateTime? FirstCreated
{
get
{
return this.firstCreated;
}
set
{
this.firstCreated = value;
}
}
public virtual Package Package
{
get
{
return this.package1;
}
set
{
this.package1 = value;
this.package1.PackageID = value.PackageID;
}
}
public virtual Channel Channel
{
get
{
return this.channel1;
}
set
{
this.channel1 = value;
this.channel1.ChannelID = value.ChannelID;
}
}
public virtual string PackageName
{
get
{
return package1.PackageName;
}
}
public virtual string ChannelName
{
get
{
return channel1.ChannelName;
}
}
}
}

<?xml version="1.0" encoding="utf-8" ?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"
namespace="PackagesAndChannelsApp" assembly="PackagesAndChannelsApp" auto-import="true">
<class name="PackagesAndChannelsApp.Model.ChannelPackage,PackagesAndChannelsApp" table="ChannelPackage" lazy="true" mutable="true">
<id name="ChPackID" column="ChPackID" type="int">
<generator class="native"></generator>
</id>
<many-to-one name="Package" column="PackageID" class="PackagesAndChannelsApp.Model.Package" cascade="none" not-null="true" fetch="select"/>
<many-to-one name="Channel" column="ChannelID" class="PackagesAndChannelsApp.Model.Channel" cascade="none" not-null="true" fetch="select"/>
<property name="FirstCreated" column="FirstCreated" type="DateTime" not-null="true"/>
</class>
</hibernate-mapping>

Code between sessionFactory.openSession() and session.close():

Full stack trace of any exception that occurs:

Name and version of the database you are using:

The generated SQL (show_sql=true):

Debug level Hibernate log excerpt:



Problems with Session and transaction handling?

Read this: http://hibernate.org/42.html

Hi,I am trying to insert values into databse table.Here is the situation.i have two integer fields and one datetime field.In databse default Datetime is today's date.In my application when i try to insert two integer values (without datetime value which is default value in database) i am getting error like.

not-null property references a null or transient value: PackagesAndChannelsApp.Model.ChannelPackage.FirstCreated
Could you please tell me how to insert into databse with this situation.