java.lang.NullPointerException
        at com.sun.tools.javac.comp.Flow.visitForeachLoop(Flow.java:868)
        at com.sun.tools.javac.tree.JCTree$JCEnhancedForLoop.accept(JCTree.java:895)
        at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
        at com.sun.tools.javac.comp.Flow.scanStat(Flow.java:499)
        at com.sun.tools.javac.comp.Flow.scanStats(Flow.java:507)
        at com.sun.tools.javac.comp.Flow.visitBlock(Flow.java:758)
        at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:769)
        at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
        at com.sun.tools.javac.comp.Flow.scanStat(Flow.java:499)
        at com.sun.tools.javac.comp.Flow.visitMethodDef(Flow.java:705)
        at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:657)
        at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
        at com.sun.tools.javac.comp.Flow.visitClassDef(Flow.java:654)
        at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:588)
        at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
        at com.sun.tools.javac.comp.Flow.analyzeTree(Flow.java:1300)
        at com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1131)
        at com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1094)
        at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:446)
        at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:426)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.updateFile(RepositoryUpdater.java:2407)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.compileWithDeps(RepositoryUpdater.java:2652)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.access$3600(RepositoryUpdater.java:1261)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$.run(RepositoryUpdater.java:1565)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$.run(RepositoryUpdater.java:1306)
        at org.netbeans.modules.java.source.usages.ClassIndexManager.writeLock(ClassIndexManager.java:99)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1303)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1261)
        at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1619)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:619)