init:
Deleting: /home/thufir/NetBeansProjects/USENET/build/built-jar.properties
deps-jar:
Updating property file: /home/thufir/NetBeansProjects/USENET/build/built-jar.properties
Compiling 1 source file to /home/thufir/NetBeansProjects/USENET/build/classes

An annotation processor threw an uncaught exception.
Consult the following stack trace for details.
java.lang.RuntimeException: Exception [EclipseLink-7174] (Eclipse Persistence Services - 2.3.0.v20110604-r9504): org.eclipse.persistence.exceptions.ValidationException
Exception Description: The getter method [method getArticles] on entity class [class net.bounceme.dur.usenet.model.Foos] does not have a corresponding setter method defined.
	at org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor.process(CanonicalModelProcessor.java:407)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:793)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:722)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment.access$1700(JavacProcessingEnvironment.java:97)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.run(JavacProcessingEnvironment.java:1029)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1163)
	at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1106)
	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:824)
	at com.sun.tools.javac.main.Main.compile(Main.java:419)
	at com.sun.tools.javac.main.Main.compile(Main.java:333)
	at com.sun.tools.javac.main.Main.compile(Main.java:324)
	at com.sun.tools.javac.Main.compile(Main.java:76)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tools.ant.taskdefs.compilers.Javac13.execute(Javac13.java:56)
	at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:1153)
	at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:930)
	at org.netbeans.modules.java.source.ant.JavacTask.execute(JavacTask.java:144)
	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
	at sun.reflect.GeneratedMethodAccessor1176.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
	at org.apache.tools.ant.Task.perform(Task.java:348)
	at org.apache.tools.ant.taskdefs.Sequential.execute(Sequential.java:68)
	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
	at sun.reflect.GeneratedMethodAccessor1176.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
	at org.apache.tools.ant.Task.perform(Task.java:348)
	at org.apache.tools.ant.taskdefs.MacroInstance.execute(MacroInstance.java:398)
	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
	at sun.reflect.GeneratedMethodAccessor1176.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
	at org.apache.tools.ant.Task.perform(Task.java:348)
	at org.apache.tools.ant.Target.execute(Target.java:392)
	at org.apache.tools.ant.Target.performTasks(Target.java:413)
	at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
	at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
	at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
	at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
	at org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:285)
	at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:539)
	at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:153)
Caused by: Exception [EclipseLink-7174] (Eclipse Persistence Services - 2.3.0.v20110604-r9504): org.eclipse.persistence.exceptions.ValidationException
Exception Description: The getter method [method getArticles] on entity class [class net.bounceme.dur.usenet.model.Foos] does not have a corresponding setter method defined.
	at org.eclipse.persistence.exceptions.ValidationException.noCorrespondingSetterMethodDefined(ValidationException.java:1891)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataMethod.isValidPersistenceMethod(MetadataMethod.java:247)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataMethod.isValidPersistenceMethod(MetadataMethod.java:226)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.classes.ClassAccessor.addAccessorMethods(ClassAccessor.java:443)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.classes.ClassAccessor.addAccessors(ClassAccessor.java:385)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.classes.ClassAccessor.preProcessForCanonicalModel(ClassAccessor.java:1157)
	at org.eclipse.persistence.internal.jpa.metadata.accessors.classes.EntityAccessor.preProcessForCanonicalModel(EntityAccessor.java:584)
	at org.eclipse.persistence.internal.jpa.modelgen.objects.PersistenceUnit.preProcessForCanonicalModel(PersistenceUnit.java:464)
	at org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor.process(CanonicalModelProcessor.java:400)
	... 48 more
/home/thufir/NetBeansProjects/USENET/nbproject/build-impl.xml:628: The following error occurred while executing this line:
/home/thufir/NetBeansProjects/USENET/nbproject/build-impl.xml:246: Compile failed; see the compiler error output for details.
BUILD FAILED (total time: 6 seconds)