An error occurred during parsing of 'C:\Users\Ryan\Documents\NetBeansProjects\PDFMerger\src\pdfmerger\GUIFrame2.java'. Please report a bug against java/source and attach dump file 'C:\Users\Ryan\AppData\Roaming\NetBeans\7.2\var\log\GUIFrame2_20.dump'.
Caused: java.lang.NullPointerException
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitMethodDef(PostFlowAnalysis.java:167)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:674)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
   at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:80)
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitClassDef(PostFlowAnalysis.java:140)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:595)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.visitNewClass(TreeScanner.java:206)
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitNewClass(PostFlowAnalysis.java:180)
   at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1377)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
   at com.sun.tools.javac.tree.TreeScanner.visitApply(TreeScanner.java:198)
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitApply(PostFlowAnalysis.java:204)
   at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1326)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.visitExec(TreeScanner.java:173)
   at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1172)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
   at com.sun.tools.javac.tree.TreeScanner.visitBlock(TreeScanner.java:103)
   at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:786)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.visitMethodDef(TreeScanner.java:90)
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitMethodDef(PostFlowAnalysis.java:162)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:674)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
   at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:80)
   at org.netbeans.modules.java.source.PostFlowAnalysis.visitClassDef(PostFlowAnalysis.java:140)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:595)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   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:140)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:595)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
   at com.sun.tools.javac.tree.TreeScanner.visitTopLevel(TreeScanner.java:68)
   at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:457)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at org.netbeans.modules.java.source.PostFlowAnalysis.scan(PostFlowAnalysis.java:128)
   at org.netbeans.modules.java.source.PostFlowAnalysis.analyze(PostFlowAnalysis.java:106)
   at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:627)
   at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:484)
   at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:166)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callGetResult(TaskProcessor.java:605)
   at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:236)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:717)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
   at java.util.concurrent.FutureTask.run(FutureTask.java:166)
   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
   at java.lang.Thread.run(Thread.java:722)