Re: Hibernate issues

[Pete Helgren <Pete@xxxxxxxxxx>]

Thanks...I'll give it a whirl

Pete

David Morris wrote:
> Pete,
>
> You should be able to delete everything in /work or /temp to clean up
> sessions and cache.
>  
> David Morris
>
> -----Original Message-----
> From: java400-l-bounces@xxxxxxxxxxxx
> [mailto:java400-l-bounces@xxxxxxxxxxxx] On Behalf Of Pete Helgren
> Sent: Friday, September 15, 2006 10:13 AM
> To: Java Programming on and around the iSeries / AS400
> Subject: Re: Hibernate issues
>
> Al and David,
>
> We are using Hibernate version 3.2.0 with Tomcat 5.0.28.  The box is a 
> 520 i5 V5R3M0 (back level on CUME's and groups) .  JDK 1.4.
>
> Here is what we experienced:
>
> We have several applications (.jsp) and we use Hibernate so we can map 
> between different DB schemas a customer may have.  We deployed the 
> applications by dropping the wars into the webapps folder.  All was 
> well. The applications ran fine but we saw some errors in the job 
> indicating some missing files.  We determined that there was a library 
> list problem (set by some Tomcat startup code) so we ended Tomcat and 
> restarted it.
>
> After that point in time, the applications would no longer run.  Upon 
> closer inspection, we saw the following in the catalina.out log:
>
>
> %%%% Error Creating SessionFactory %%%% 
>                                         
> org.hibernate.InvalidMappingException: Could not parse mapping document 
> from resource
>  at java.lang.Throwable.<init>(Throwable.java:195) 
>                              
>  at java.lang.Exception.<init>(Exception.java:41) 
>                               
>  at java.lang.RuntimeException.<init>(RuntimeException.java:43) 
>                 
>  at 
> org.hibernate.exception.NestableRuntimeException.<init>(NestableRuntimeE
> xcep 
>
>  at org.hibernate.HibernateException.<init>(HibernateException.java:22) 
>         
>  at org.hibernate.MappingException.<init>(MappingException.java:14) 
>             
>  at 
> org.hibernate.InvalidMappingException.<init>(InvalidMappingException.jav
> a:16 
>
>  at 
> org.hibernate.InvalidMappingException.<init>(InvalidMappingException.jav
> a:32 
>
>  at org.hibernate.cfg.Configuration.addResource(Configuration.java:523) 
>         
>  at 
> org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1
> 511) 
>
>  at 
> org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1
> 479)
> ......
>
> Caused by: org.hibernate.DuplicateMappingException: Duplicate 
> class/entity mapping org.edtechlabs.appselfserv.dataobjects.Answer
>
> The mapping files are fine and the weird thing is that each invocation 
> identifies a *different* mapping file it is unhappy with.  Seems almost 
> random
>
> What session files are you referring to David?  I can take a look at
> those.
>
> Pete
>
>