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From "Bryan Noll (JIRA)" <j...@apache.org>
Subject [jira] Commented: (OPENJPA-8) java.util.MissingResourceException: system is missing product derivations
Date Thu, 10 Aug 2006 21:53:14 GMT
    [ http://issues.apache.org/jira/browse/OPENJPA-8?page=comments#action_12427355 ] 
            
Bryan Noll commented on OPENJPA-8:
----------------------------------

Would you mind attaching your solution.  I've run into the same problem... and it would be
a time saving thing to havve a fix for it acceible here.  Thanks.

> java.util.MissingResourceException: system is missing product derivations
> -------------------------------------------------------------------------
>
>                 Key: OPENJPA-8
>                 URL: http://issues.apache.org/jira/browse/OPENJPA-8
>             Project: OpenJPA
>          Issue Type: Bug
>         Environment: Windows 2000, using ant build.
>            Reporter: Neil Hornbeck
>            Priority: Blocker
>
> I am trying to run the openjpac from within ant.  I am getting the error that the file
META-INF/services/org.apache.openjpa.conf.ProductDerivation is missing but it is right on
the classpath that the Enhancer is running from.
> +++
>  [openjpac] java.lang.ExceptionInInitializerError
>  [openjpac]     at org.apache.openjpa.conf.OpenJPAConfigurationImpl.<init>(OpenJPAConfigurationImpl.java:516)
>  [openjpac]     at org.apache.openjpa.conf.OpenJPAConfigurationImpl.<init>(OpenJPAConfigurationImpl.java:165)
>  [openjpac]     at org.apache.openjpa.conf.OpenJPAConfigurationImpl.<init>(OpenJPAConfigurationImpl.java:155)
>  [openjpac]     at org.apache.openjpa.ant.PCEnhancerTask.newConfiguration(PCEnhancerTask.java:77)
>  [openjpac]     at org.apache.openjpa.lib.ant.AbstractTask.getConfiguration(AbstractTask.java:89)
>  [openjpac]     at org.apache.openjpa.ant.PCEnhancerTask.executeOn(PCEnhancerTask.java:84)
>  [openjpac]     at org.apache.openjpa.lib.ant.AbstractTask.execute(AbstractTask.java:153)
>  [openjpac]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>  [openjpac]     at org.apache.tools.ant.Task.perform(Task.java:364)
>  [openjpac]     at org.apache.tools.ant.Target.execute(Target.java:341)
>  [openjpac]     at org.apache.tools.ant.Target.performTasks(Target.java:369)
>  [openjpac]     at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
>  [openjpac]     at org.apache.tools.ant.Project.executeTarget(Project.java:1185)
>  [openjpac]     at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:40)
>  [openjpac]     at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>  [openjpac]     at org.apache.tools.ant.Main.runBuild(Main.java:668)
>  [openjpac]     at org.apache.tools.ant.Main.startAnt(Main.java:187)
>  [openjpac]     at org.apache.tools.ant.launch.Launcher.run(Launcher.java:246)
>  [openjpac]     at org.apache.tools.ant.launch.Launcher.main(Launcher.java:67)
>  [openjpac] Caused by: java.util.MissingResourceException: Your system is missing product
derivations.  Product derivations provide configuration options for supported da
> ta stores and specifications.  You must have a META-INF/services/org.apache.openjpa.conf.ProductDerivation
file in your classpath listing the available derivation classes
> , and some listed class must be instantiable.  Typically this file is bundled as part
of the distribution.  Have you unbundled it, or unbundled its listed classes?
>  [openjpac]     at org.apache.openjpa.conf.ProductDerivations.<clinit>(ProductDerivations.java:53)
>  [openjpac]     ... 19 more

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