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2007/10/20 18:30:16 org.jdesktop.application.Application$1 run
Ã×̿Ū: Application class desktopapplication35.DesktopApplication35 failed to launch
javax.persistence.PersistenceException: No Persistence provider for EntityManager named samplePU:  The following providers:
oracle.toplink.essentials.PersistenceProvider
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider
Returned null to createEntityManagerFactory.

        at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:154)
        at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:83)
        at desktopapplication35.DesktopApplication35View.initComponents(DesktopApplication35View.java:284)
        at desktopapplication35.DesktopApplication35View.<init>(DesktopApplication35View.java:34)
        at desktopapplication35.DesktopApplication35.startup(DesktopApplication35.java:19)
        at org.jdesktop.application.Application$1.run(Application.java:174)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Exception in thread "AWT-EventQueue-0" java.lang.Error: Application class desktopapplication35.DesktopApplication35 failed to launch
        at org.jdesktop.application.Application$1.run(Application.java:180)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Caused by: javax.persistence.PersistenceException: No Persistence provider for EntityManager named samplePU:  The following providers:
oracle.toplink.essentials.PersistenceProvider
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider
Returned null to createEntityManagerFactory.

        at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:154)
        at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:83)
        at desktopapplication35.DesktopApplication35View.initComponents(DesktopApplication35View.java:284)
        at desktopapplication35.DesktopApplication35View.<init>(DesktopApplication35View.java:34)
        at desktopapplication35.DesktopApplication35.startup(DesktopApplication35.java:19)
        at org.jdesktop.application.Application$1.run(Application.java:174)
        ... 8 more
BUILD SUCCESSFUL (total time: 4 seconds)


If the name of project has mbyte then same error msgs
have lines like this:

2007-10-20 20:52:10 org.jdesktop.application.Application$1 run
: Application class ??desktopapplication2.??DesktopApplication2
failed to launch
javax.persistence.PersistenceException: No Persistence provider for
EntityManager named samplePU:  The following providers:
oracle.toplink.essentials.PersistenceProvider
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider
Returned null to createEntityManagerFactory.

where the ?? is mbyte.