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PONo persister for class Error
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  1. PONo persister for class Error
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    copied!<p>when i run the application i get "No persister for Test.Student" Error I am new in Nhibernate Mapping ,i can't figure this out<br> How can i solve ?? plz help </p> <p>NHibernate Configuration part </p> <p>App.config</p> <pre><code>&lt;?xml version="1.0" encoding="utf-8" ?&gt; &lt;configuration&gt; &lt;configSections&gt; &lt;section name="hibernate-configuration" type="NHibernate.Cfg.ConfigurationSectionHandler, NHibernate" /&gt; &lt;/configSections&gt; &lt;hibernate-configuration xmlns="urn:nhibernate-configuration-2.2"&gt; &lt;session-factory&gt; &lt;property name="connection.provider"&gt; NHibernate.Connection.DriverConnectionProvider &lt;/property&gt; &lt;property name="connection.driver_class"&gt; NHibernate.Driver.SqlClientDriver &lt;/property&gt; &lt;property name="connection.connection_string"&gt; Server=(local);database=Student;Integrated Security=SSPI; &lt;/property&gt; &lt;property name="dialect"&gt; NHibernate.Dialect.MsSql2005Dialect &lt;/property&gt; &lt;!--&lt;property name="proxyfactory.factory_class"&gt; NHibernate.Bytecode.DefaultProxyFactoryFactory, NHibernates &lt;/property&gt;--&gt; &lt;property name="show_sql"&gt; false &lt;/property&gt; &lt;/session-factory&gt; </code></pre> <p></p> <p> Main Program </p> <p>program.cs</p> <pre><code> using System; using System.Collections.Generic; using System.Linq; using System.Text; using NHibernate; using NHibernate.Cfg; namespace Test { class Program { static void Main(string[] args) { ISessionFactory factor = new Configuration().Configure().BuildSessionFactory(); if(factor!=null){ Console.WriteLine("Configured"); } else{ Console.WriteLine("Not Configured"); } Student std = new Student { Fname = "James", Lname = "Bond", Address = "32 Baker Street", Institution = "MIT" }; using (ISession session = factor.OpenSession()) { using (ITransaction transaction= session.BeginTransaction()) { try { session.Save(std); transaction.Commit(); session.Close(); } catch(Exception e) { Console.WriteLine("ERROR :" + e); } } } } //protected ISessionFactory factory; protected void execute_query() { } } </code></pre> <p>}</p> <p>Mapping part </p> <p>Student.hbm.xml</p> <pre><code> &lt;?xml version="1.0" encoding="utf-8" ?&gt; &lt;hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" auto-import="true"&gt; &lt;class name="Test.Student" table="Info" lazy="true"&gt; &lt;id name="Id" type="int" column="Id"&gt; &lt;generator class="native" /&gt; &lt;/id&gt; &lt;property name="Fname" column ="Fname"/&gt; &lt;property name="Lname" column="Lname"/&gt; &lt;property name="Address" column="Address"/&gt; &lt;property name="Institution" column="Institution"/&gt; &lt;!-- We don't have to specify a column name if its the same as the variable name --&gt; </code></pre> <p> </p>
 

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