java.lang.IllegalStateException: Previous owner: ClasspathInfo boot: C:\Oracle\NetBeans Dev 201302102300\enterprise\modules\ext\javaee6-endorsed\javax.annotation.jar;C:\Oracle\NetBeans Dev 201302102300\enterprise\modules\ext\javaee6-endorsed\jaxb-api-osgi.jar;C:\Oracle\NetBeans Dev 201302102300\enterprise\modules\ext\javaee6-endorsed\webservices-api-osgi.jar;C:\jdk\jdk1.7.0_11\jre\lib\resources.jar;C:\jdk\jdk1.7.0_11\jre\lib\rt.jar;C:\jdk\jdk1.7.0_11\jre\lib\sunrsasign.jar;C:\jdk\jdk1.7.0_11\jre\lib\jsse.jar;C:\jdk\jdk1.7.0_11\jre\lib\jce.jar;C:\jdk\jdk1.7.0_11\jre\lib\charsets.jar;C:\jdk\jdk1.7.0_11\jre\lib\jfr.jar;C:\jdk\jdk1.7.0_11\jre\classes;C:\jdk\jdk1.7.0_11\jre\lib\ext\access-bridge-64.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\dnsns.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\jaccess.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\localedata.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\sunec.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\sunjce_provider.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\sunmscapi.jar;C:\jdk\jdk1.7.0_11\jre\lib\ext\zipfs.jar, compile:
   at org.netbeans.modules.java.source.parsing.ProcessorGenerated.bind(ProcessorGenerated.java:139)
   at org.netbeans.api.java.source.ClasspathInfo.<init>(ClasspathInfo.java:189)
   at org.netbeans.api.java.source.ClasspathInfo.create(ClasspathInfo.java:320)
   at org.netbeans.api.java.source.ClasspathInfo.access$500(ClasspathInfo.java:90)
   at org.netbeans.api.java.source.ClasspathInfo$ClasspathInfoAccessorImpl.create(ClasspathInfo.java:475)
   at org.netbeans.modules.java.source.indexing.JavaParsingContext.<init>(JavaParsingContext.java:141)
   at org.netbeans.modules.java.source.indexing.JavaCustomIndexer.index(JavaCustomIndexer.java:200)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$2.run(Indexable.java:161)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:266)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:159)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:2480)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$1200(RepositoryUpdater.java:2048)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2372)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2370)
   at org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:544)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:2370)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$AbstractRootsWork.scanSource(RepositoryUpdater.java:5042)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$AbstractRootsWork.scanSources(RepositoryUpdater.java:4754)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RootsWork.getDone(RepositoryUpdater.java:4459)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3067)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:5484)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$4600(RepositoryUpdater.java:5150)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3$1.run(RepositoryUpdater.java:5409)
   at org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:96)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5405)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5401)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:5401)
   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 org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1454)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2048)