NoClassDefFoundError: org/kie/internal/builder/conf/ParallelRulesBuildThresholdOption ------------------------------------------------------------------------------------- Key: DROOLS-2498 URL: https://issues.jboss.org/browse/DROOLS-2498 Project: Drools Issue Type: Bug Components: core engine Reporter: Geoffrey De Smet Assignee: Geoffrey De Smet Fix For: 7.8.0.Final Master snapshot version on wildfly 10.1: {code} java.lang.NoClassDefFoundError: org/kie/internal/builder/conf/ParallelRulesBuildThresholdOption at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.<init>(KnowledgeBuilderConfigurationImpl.java:112) at org.drools.compiler.kie.builder.impl.AbstractKieProject.getBuilderConfiguration(AbstractKieProject.java:284) at org.drools.compiler.kie.builder.impl.AbstractKieProject.createKnowledgeBuilder(AbstractKieProject.java:270) at org.drools.compiler.kie.builder.impl.AbstractKieProject.buildKnowledgePackages(AbstractKieProject.java:208) at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:74) at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:353) at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:265) at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:209) at org.optaplanner.core.config.score.director.ScoreDirectorFactoryConfig.buildDroolsScoreDirectorFactory(ScoreDirectorFactoryConfig.java:503) at org.optaplanner.core.config.score.director.ScoreDirectorFactoryConfig.buildScoreDirectorFactory(ScoreDirectorFactoryConfig.java:331) at org.optaplanner.core.config.solver.SolverConfig.buildSolver(SolverConfig.java:220) at org.optaplanner.core.impl.solver.AbstractSolverFactory.buildSolver(AbstractSolverFactory.java:61) at org.optaplanner.openshift.employeerostering.server.solver.WannabeSolverManager.lambda$solve$2(WannabeSolverManager.java:81) at org.jboss.as.ee.concurrent.ControlPointUtils$ControlledRunnable.run(ControlPointUtils.java:105) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at org.glassfish.enterprise.concurrent.internal.ManagedFutureTask.run(ManagedFutureTask.java:141) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) at org.glassfish.enterprise.concurrent.ManagedThreadFactoryImpl$ManagedThread.run(ManagedThreadFactoryImpl.java:250) Caused by: java.lang.ClassNotFoundException: org.kie.internal.builder.conf.ParallelRulesBuildThresholdOption from [Module "deployment.ROOT.war:main" from Service Module Loader] at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:198) at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:363) at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:351) at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:93) ... 21 more {code}