java.lang.NullPointerException at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.unrecoverableError(JavacProcessingEnvironment.java:1151) at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1321) at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1348) at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1236) at com.sun.tools.javac.main.JavaCompiler.lambda$readSourceFile$140(JavaCompiler.java:934) at com.sun.tools.javac.code.ClassFinder.complete(ClassFinder.java:315) at com.sun.tools.javac.code.Symbol.complete(Symbol.java:636) at com.sun.tools.javac.code.Symbol$ClassSymbol.complete(Symbol.java:1325) at com.sun.tools.javac.code.Symbol$ClassSymbol.flags(Symbol.java:1250) at com.sun.tools.javac.code.Symbol$TypeSymbol.getEnclosedElements(Symbol.java:803) at org.netbeans.api.java.source.ElementUtilities.getGlobalTypes(ElementUtilities.java:543) at org.netbeans.modules.java.completion.JavaCompletionTask.addLocalAndImportedTypes(JavaCompletionTask.java:3810) at org.netbeans.modules.java.completion.JavaCompletionTask.addTypes(JavaCompletionTask.java:3753) at org.netbeans.modules.java.completion.JavaCompletionTask.localResult(JavaCompletionTask.java:2917) at org.netbeans.modules.java.completion.JavaCompletionTask.insideBlock(JavaCompletionTask.java:1487) at org.netbeans.modules.java.completion.JavaCompletionTask.resolve(JavaCompletionTask.java:362) at org.netbeans.modules.java.completion.BaseTask.run(BaseTask.java:93) at org.netbeans.modules.java.completion.JavaCompletionTask.run(JavaCompletionTask.java:80) at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:609) at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:153) at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:137) at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:204) at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:201) at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176) at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360) at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:141) at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:90) Caused: org.netbeans.modules.parsing.spi.ParseException at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:209) at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:104) at org.netbeans.modules.editor.java.JavaCompletionProvider$JavaCompletionQuery.query(JavaCompletionProvider.java:218) at org.netbeans.spi.editor.completion.support.AsyncCompletionTask.run(AsyncCompletionTask.java:223) 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)