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From "Cris Daniluk" <cris.dani...@gmail.com>
Subject Re: Using Cayenne withTomcat gives ClassCastException
Date Thu, 02 Nov 2006 00:18:30 GMT
> > This seems like some kind of classloader issue. John need to make
> > sure that cayenne.jar is loaded by the same classloader as the app
> > code. In most simple case this means putting it in the war. But there
> > are more weird cases such as this one:
> >
>
> Hi thanks for answering,
> You are right, i use diffrent Cayenne.jarS.
>

You mean, you have more than one cayenne.jar on the classpath? That
would be your problem... because Tomcat uses nested classloaders, you
can run into problems like this:

java.lang.ClassCastException
     de.model.MenuObject cannot be cast to de.model.MenuObject

.. very easily.

Cris

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