[jboss-user] [jBPM] - Error debugging on clean install

Chris Nash do-not-reply at jboss.com
Thu Aug 25 17:42:42 EDT 2011


Chris Nash [http://community.jboss.org/people/code_monkey] created the discussion

"Error debugging on clean install"

To view the discussion, visit: http://community.jboss.org/message/623045#623045

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Hi,

I've installed jBPM5.1 on a bare OS: Windows Server 2003. It had nothing else installed on it previously. I installed the latest version of the Java JDK and Ant and set them up appropriately (JAVA_HOME, ANT_HOME, both \bins in the Path). I ran ant install.demo.

So far so good.

In Eclipse, I tried to debug the first sample app: evaluation | ProcessTest.java. I got this error:

org.drools.RuntimeDroolsException: Unable to load dialect 'org.drools.rule.builder.dialect.java.JavaDialectConfiguration:java:org.drools.rule.builder.dialect.java.JavaDialectConfiguration'
    at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:277)
    at org.drools.compiler.PackageBuilderConfiguration.buildDialectConfigurationMap(PackageBuilderConfiguration.java:262)
    at org.drools.compiler.PackageBuilderConfiguration.init(PackageBuilderConfiguration.java:175)
    at org.drools.compiler.PackageBuilderConfiguration.<init>(PackageBuilderConfiguration.java:153)
    at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:254)
    at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:182)
    at org.drools.builder.impl.KnowledgeBuilderFactoryServiceImpl.newKnowledgeBuilder(KnowledgeBuilderFactoryServiceImpl.java:34)
    at org.drools.builder.KnowledgeBuilderFactory.newKnowledgeBuilder(KnowledgeBuilderFactory.java:46)
    at com.sample.ProcessTest.readKnowledgeBase(ProcessTest.java:40)
    at com.sample.ProcessTest.main(ProcessTest.java:24)
Caused by: org.drools.RuntimeDroolsException: value '1.7' is not a valid language level
    at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.getDefaultLanguageLevel(JavaDialectConfiguration.java:161)
    at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.init(JavaDialectConfiguration.java:56)
    at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:273)
    ...

Obviously there's more, but that's all my Console pane would show.

Anyone know what's going on? What I'm possibly missing?

Curious: It looks like the root of the problem is "org.drools.RuntimeDroolsException: value '1.7' is not a valid language level", but I doubt Drools would refuse to run on a newer version of the JDK.

Thanks in advance for any help!
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