java.lang.NullPointerException
   at org.netbeans.editor.ext.html.parser.api.AstNode$Attribute.value(AstNode.java:779)
   at org.netbeans.modules.web.jsf.editor.hints.ComponentUsagesChecker$2.visit(ComponentUsagesChecker.java:184)
   at org.netbeans.editor.ext.html.parser.api.AstNodeUtils.visitChildren(AstNodeUtils.java:502)
   at org.netbeans.editor.ext.html.parser.api.AstNodeUtils.visitChildren(AstNodeUtils.java:504)
   at org.netbeans.editor.ext.html.parser.api.AstNodeUtils.visitChildren(AstNodeUtils.java:509)
   at org.netbeans.modules.web.jsf.editor.hints.ComponentUsagesChecker.checkCCCalls(ComponentUsagesChecker.java:133)
   at org.netbeans.modules.web.jsf.editor.hints.ComponentUsagesChecker.compute(ComponentUsagesChecker.java:79)
   at org.netbeans.modules.web.jsf.editor.hints.HintsRegistry.gatherHints(HintsRegistry.java:80)
   at org.netbeans.modules.web.jsf.editor.JsfHtmlExtension.computeErrors(JsfHtmlExtension.java:658)
   at org.netbeans.modules.html.editor.hints.HtmlHintsProvider.computeErrors(HtmlHintsProvider.java:283)
   at org.netbeans.modules.csl.hints.GsfHintsProvider$2.run(GsfHintsProvider.java:323)
   at org.netbeans.modules.csl.hints.GsfHintsProvider$2.run(GsfHintsProvider.java:363)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:583)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:150)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:134)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:200)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:197)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:168)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:72)
Caused: org.netbeans.modules.parsing.spi.ParseException
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:205)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:102)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:297)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:101)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:558)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:734)
   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)