[javac] Compiling 21 source files to /Users/petrjiricka/NetBeansProjects/WebApplication208/build/web/WEB-INF/classes
    [javac] Note: Creating static metadata factory ...
    [javac] Note: Building metadata class for round element: service.AbstractFacade
    [javac] error: java.lang.NullPointerException
    [javac] 
    [javac] 
    [javac] An annotation processor threw an uncaught exception.
    [javac] Consult the following stack trace for details.
    [javac] java.lang.RuntimeException: java.lang.NullPointerException
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor.process(CanonicalModelProcessor.java:407)
    [javac] 	at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:625)
    [javac] 	at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:554)
    [javac] 	at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:699)
    [javac] 	at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:981)
    [javac] 	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:727)
    [javac] 	at com.sun.tools.javac.main.Main.compile(Main.java:353)
    [javac] 	at com.sun.tools.javac.main.Main.compile(Main.java:279)
    [javac] 	at com.sun.tools.javac.main.Main.compile(Main.java:270)
    [javac] 	at com.sun.tools.javac.Main.compile(Main.java:69)
    [javac] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    [javac] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    [javac] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [javac] 	at java.lang.reflect.Method.invoke(Method.java:597)
    [javac] 	at org.apache.tools.ant.taskdefs.compilers.Javac13.execute(Javac13.java:56)
    [javac] 	at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:1097)
    [javac] 	at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:906)
    [javac] 	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
    [javac] 	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
    [javac] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [javac] 	at java.lang.reflect.Method.invoke(Method.java:597)
    [javac] 	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
    [javac] 	at org.apache.tools.ant.Task.perform(Task.java:348)
    [javac] 	at org.apache.tools.ant.taskdefs.Sequential.execute(Sequential.java:68)
    [javac] 	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
    [javac] 	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
    [javac] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [javac] 	at java.lang.reflect.Method.invoke(Method.java:597)
    [javac] 	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
    [javac] 	at org.apache.tools.ant.Task.perform(Task.java:348)
    [javac] 	at org.apache.tools.ant.taskdefs.MacroInstance.execute(MacroInstance.java:398)
    [javac] 	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
    [javac] 	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
    [javac] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [javac] 	at java.lang.reflect.Method.invoke(Method.java:597)
    [javac] 	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
    [javac] 	at org.apache.tools.ant.Task.perform(Task.java:348)
    [javac] 	at org.apache.tools.ant.Target.execute(Target.java:390)
    [javac] 	at org.apache.tools.ant.Target.performTasks(Target.java:411)
    [javac] 	at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1397)
    [javac] 	at org.apache.tools.ant.Project.executeTarget(Project.java:1366)
    [javac] 	at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
    [javac] 	at org.apache.tools.ant.Project.executeTargets(Project.java:1249)
    [javac] 	at org.apache.tools.ant.Main.runBuild(Main.java:801)
    [javac] 	at org.apache.tools.ant.Main.startAnt(Main.java:218)
    [javac] 	at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
    [javac] 	at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
    [javac] Caused by: java.lang.NullPointerException
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.visitors.TypeVisitor.visitDeclared(TypeVisitor.java:77)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.visitors.TypeVisitor.visitDeclared(TypeVisitor.java:39)
    [javac] 	at com.sun.tools.javac.code.Type$ClassType.accept(Type.java:696)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.visitors.ElementVisitor.visitType(ElementVisitor.java:232)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.visitors.ElementVisitor.visitType(ElementVisitor.java:52)
    [javac] 	at com.sun.tools.javac.code.Symbol$ClassSymbol.accept(Symbol.java:832)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.MetadataMirrorFactory.getMetadataClass(MetadataMirrorFactory.java:126)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.MetadataMirrorFactory.setEnvironments(MetadataMirrorFactory.java:292)
    [javac] 	at org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor.process(CanonicalModelProcessor.java:368)
    [javac] 	... 46 more