java.lang.NullPointerException
   at com.sun.tools.javac.jvm.Code.emitop1w(Code.java:965)
   at com.sun.tools.javac.jvm.Items$LocalItem.load(Items.java:399)
   at com.sun.tools.javac.jvm.Gen.visitBinary(Gen.java:2043)
   at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1953)
   at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:826)
   at com.sun.tools.javac.jvm.Gen.genCond(Gen.java:749)
   at com.sun.tools.javac.jvm.Gen.genCond(Gen.java:702)
   at com.sun.tools.javac.jvm.Gen.visitIf(Gen.java:1631)
   at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1393)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:688)
   at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:672)
   at com.sun.tools.javac.jvm.Gen.visitSwitch(Gen.java:1227)
   at com.sun.tools.javac.tree.JCTree$JCSwitch.accept(JCTree.java:1191)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:688)
   at com.sun.tools.javac.jvm.Gen.visitBlock(Gen.java:1036)
   at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:992)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.visitIf(Gen.java:1636)
   at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1393)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:688)
   at com.sun.tools.javac.jvm.Gen.visitBlock(Gen.java:1036)
   at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:992)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.visitIf(Gen.java:1636)
   at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1393)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:637)
   at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:688)
   at com.sun.tools.javac.jvm.Gen.visitBlock(Gen.java:1036)
   at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:992)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:651)
   at com.sun.tools.javac.jvm.Gen.genMethod(Gen.java:910)
   at com.sun.tools.javac.jvm.Gen.visitMethodDef(Gen.java:873)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:844)
   at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:616)
   at com.sun.tools.javac.jvm.Gen.genClass(Gen.java:2334)
   at com.sun.tools.javac.main.JavaCompiler.genCode(JavaCompiler.java:733)
   at com.sun.tools.javac.main.JavaCompiler.generate(JavaCompiler.java:1598)
   at com.sun.tools.javac.api.JavacTaskImpl$6.process(JavacTaskImpl.java:538)
   at com.sun.tools.javac.api.JavacTaskImpl$Filter.run(JavacTaskImpl.java:606)
   at com.sun.tools.javac.api.JavacTaskImpl.generate(JavacTaskImpl.java:541)
   at org.netbeans.modules.java.source.indexing.MultiPassCompileWorker.compile(MultiPassCompileWorker.java:309)
   at org.netbeans.modules.java.source.indexing.JavaCustomIndexer.index(JavaCustomIndexer.java:251)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$2.run(Indexable.java:161)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:295)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:159)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:2744)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$400(RepositoryUpdater.java:2148)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2630)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2628)
   at org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:564)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:2628)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3281)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3247)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$3.run(RepositoryUpdater.java:2121)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:304)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2117)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2098)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.access$1100(RepositoryUpdater.java:156)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:3247)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:3766)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3401)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:6164)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$4300(RepositoryUpdater.java:5811)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3$1.run(RepositoryUpdater.java:6082)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:304)
   at org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:106)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:6078)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:6074)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:141)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:88)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:6074)
   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:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)