java.lang.NullPointerException
        at org.netbeans.modules.web.core.syntax.JSPProcessor.getImportsFromJspParser(JSPProcessor.java:319)
        at org.netbeans.modules.web.core.syntax.JSPProcessor.createImplicitImportStatements(JSPProcessor.java:295)
        at org.netbeans.modules.web.core.syntax.SimplifiedJspServlet.renderProcess(SimplifiedJspServlet.java:201)
        at org.netbeans.modules.web.core.syntax.JSPProcessor$2.run(JSPProcessor.java:272)
        at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1371)
        at org.netbeans.modules.web.core.syntax.JSPProcessor.process(JSPProcessor.java:268)
        at org.netbeans.modules.web.core.syntax.EmbeddingProviderImpl.getEmbeddings(EmbeddingProviderImpl.java:72)
        at org.netbeans.modules.parsing.impl.SourceCache.refresh(SourceCache.java:269)
        at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:651)
        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)