Caused: java.lang.NullPointerException at org.netbeans.modules.java.source.PostFlowAnalysis.visitMethodDef(PostFlowAnalysis.java:171) at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:784) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57) at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:80) at org.netbeans.modules.java.source.PostFlowAnalysis.visitClassDef(PostFlowAnalysis.java:144) at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:698) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.visitNewClass(TreeScanner.java:208) at org.netbeans.modules.java.source.PostFlowAnalysis.visitNewClass(PostFlowAnalysis.java:184) at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1522) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57) at com.sun.tools.javac.tree.TreeScanner.visitApply(TreeScanner.java:200) at org.netbeans.modules.java.source.PostFlowAnalysis.visitApply(PostFlowAnalysis.java:208) at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1471) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.visitExec(TreeScanner.java:175) at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1302) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57) at com.sun.tools.javac.tree.TreeScanner.visitBlock(TreeScanner.java:105) at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:915) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.visitMethodDef(TreeScanner.java:91) at org.netbeans.modules.java.source.PostFlowAnalysis.visitMethodDef(PostFlowAnalysis.java:166) at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:784) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57) at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:80) at org.netbeans.modules.java.source.PostFlowAnalysis.visitClassDef(PostFlowAnalysis.java:144) at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:698) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57) at com.sun.tools.javac.tree.TreeScanner.visitTopLevel(TreeScanner.java:68) at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:520) at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49) at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:132) at org.netbeans.modules.java.source.PostFlowAnalysis.analyze(PostFlowAnalysis.java:110) at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:664) at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:519) at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:174) at org.netbeans.modules.parsing.impl.TaskProcessor.callGetResult(TaskProcessor.java:620) at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:256) [catch] at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:733) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)