java.lang.ArrayIndexOutOfBoundsException: 1
        at org.netbeans.editor.ext.html.dtd.DTDParser$MultiContentNodeImpl.reduce(DTDParser.java:1906)
        at org.netbeans.editor.ext.html.dtd.DTDParser$MultiContentNodeImpl.reduce(DTDParser.java:1861)
        at org.netbeans.editor.ext.html.parser.AstNode.reduce(AstNode.java:150)
        at org.netbeans.editor.ext.html.parser.SyntaxTree.makeTree(SyntaxTree.java:129)
        at org.netbeans.modules.html.editor.gsf.HtmlParserResult.root(HtmlParserResult.java:92)
        at org.netbeans.modules.html.editor.gsf.HtmlParserResult.<init>(HtmlParserResult.java:81)
        at org.netbeans.modules.html.editor.gsf.HtmlGSFParser.parse(HtmlGSFParser.java:113)
        at org.netbeans.modules.html.editor.gsf.HtmlGSFParser.parse(HtmlGSFParser.java:74)
        at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:198)
        at org.netbeans.modules.parsing.api.ResultIterator.getParserResult(ResultIterator.java:134)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$2.visit(RepositoryUpdater.java:1269)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$2.run(RepositoryUpdater.java:1262)
        at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:129)
        at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:113)
Caused: org.netbeans.modules.parsing.spi.ParseException
        at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:191)
        at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:99)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.indexEmbedding(RepositoryUpdater.java:1253)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:1167)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RootsWork.scanSource(RepositoryUpdater.java:2075)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RootsWork.scanSources(RepositoryUpdater.java:1992)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RootsWork.getDone(RepositoryUpdater.java:1772)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:1345)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:2413)
        at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:2369)
        at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:588)
        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)