Current Lucene version: null(null) _1.fdx f: true r: true w: true threads: {Thread[TimerQueue,5,system](41)=[sun.misc.Unsafe.park(Native Method), java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215), java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078), java.util.concurrent.DelayQueue.take(DelayQueue.java:223), javax.swing.TimerQueue.run(TimerQueue.java:171), java.lang.Thread.run(Thread.java:745)], Thread[Reference Handler,10,system](2)=[java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:502), java.lang.ref.Reference$ReferenceHandler.run(Reference.java:157)], Thread[RepositoryUpdater.worker,1,system](45)=[java.lang.Thread.dumpThreads(Native Method), java.lang.Thread.getAllStackTraces(Thread.java:1603), org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.annotateException(LuceneIndex.java:1070), org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.doClear(LuceneIndex.java:691), org.netbeans.modules Caused: java.io.IOException: Cannot delete: C:\Users\farresbj\AppData\Local\NetBeans\Cache\8.0\index\s208\html\2\1\_1.fdx at org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.doClear(LuceneIndex.java:691) at org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.clear(LuceneIndex.java:648) at org.netbeans.modules.parsing.lucene.LuceneIndex.clear(LuceneIndex.java:506) at org.netbeans.modules.parsing.lucene.DocumentIndexImpl$Transactional.clear(DocumentIndexImpl.java:372) at org.netbeans.modules.parsing.impl.indexing.lucene.LayeredDocumentIndex.clear(LayeredDocumentIndex.java:167) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.storeChanges(RepositoryUpdater.java:3455) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFinished(RepositoryUpdater.java:2454) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:3154) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:3614) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3267) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:5810) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$5300(RepositoryUpdater.java:5476) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3$1.run(RepositoryUpdater.java:5735) at org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:96) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5731) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5727) at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176) at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360) at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74) at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:5727) 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:1423) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)