Petals SE JSR181

If the class name defined in the JBI descriptor does not exist, the error message is not clear:

[Petals.Container.ServiceAssemblyLifeCycle.sa-jsr181]-SEVERE 2010-08-17 18:30:49,250 Failed to start the Service Unit 'su-jsr181-network-provide'
javax.jbi.management.DeploymentException: Failed to start the Service Unit 'su-jsr181-network-provide'
at org.ow2.petals.component.framework.su.AbstractServiceUnitManager.start(AbstractServiceUnitManager.java:617)
at org.ow2.petals.container.lifecycle.ServiceUnitLifeCycle.start(ServiceUnitLifeCycle.java:161)
at org.ow2.petals.container.lifecycle.ServiceAssemblyLifeCycle.doStart(ServiceAssemblyLifeCycle.java:166)
at org.ow2.petals.container.lifecycle.LifeCycleAbstract.start(LifeCycleAbstract.java:185)
at org.ow2.petals.jbi.management.deployment.DeploymentServiceImpl.start(DeploymentServiceImpl.java:533)
at org.objectweb.fractal.julia.generated.C7949fad8_0.start(INTERCEPTOR[DeploymentServiceMBean])
at org.objectweb.fractal.julia.generated.C7566203_0.start(INTERFACE[DeploymentServiceMBean])
at org.ow2.petals.jbi.management.autoload.AutoLoaderServiceImpl.performDeploySA(AutoLoaderServiceImpl.java:450)
at org.ow2.petals.jbi.management.autoload.AutoLoaderServiceImpl.install(AutoLoaderServiceImpl.java:169)
at org.ow2.petals.jbi.management.autoload.InstallDirectoryScanner.run(InstallDirectoryScanner.java:81)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: org.ow2.petals.component.framework.api.exception.PEtALSCDKException: An Axis service could not be created from the JAX-WS class.
at org.ow2.petals.se.jsr181.model.JaxConfigurationHandler.start(JaxConfigurationHandler.java:141)
at org.ow2.petals.se.jsr181.Jsr181SuManager.doStart(Jsr181SuManager.java:147)
at org.ow2.petals.component.framework.su.AbstractServiceUnitManager.start(AbstractServiceUnitManager.java:615)
... 11 more

Please add a check on the class existing, and display an understandable error mesage as 'The class 'aaa.bbb.ccc.ddd' is not found', and remove the stack trace.